This commit is contained in:
Thai Nguyen 2016-11-10 04:44:02 +07:00
commit 21e996b300
157 changed files with 3663 additions and 675 deletions

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@ -97,6 +97,14 @@
<version>8.0.2</version>
</dependency>
<dependency>
<groupId>org.dbdoclet</groupId>
<artifactId>herold</artifactId>
<version>6.1.0</version>
<scope>system</scope>
<systemPath>${basedir}/src/test/resources/jars/herold.jar</systemPath>
</dependency>
<dependency>
<groupId>net.sf.jtidy</groupId>
<artifactId>jtidy</artifactId>
@ -132,7 +140,8 @@
<version>${maven-surefire-plugin.version}</version>
<configuration>
<excludes>
<exclude>**/*IntegrationTest.java</exclude>
<exclude>**/*IntegrationTest.java</exclude>
<exclude>**/*LiveTest.java</exclude>
</excludes>
</configuration>
</plugin>
@ -141,6 +150,42 @@
</build>
<profiles>
<profile>
<id>integration</id>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<executions>
<execution>
<phase>integration-test</phase>
<goals>
<goal>test</goal>
</goals>
<configuration>
<excludes>
<exclude>**/*ManualTest.java</exclude>
</excludes>
<includes>
<include>**/*IntegrationTest.java</include>
<exclude>**/*LiveTest.java</exclude>
</includes>
</configuration>
</execution>
</executions>
<configuration>
<systemPropertyVariables>
<test.mime>json</test.mime>
</systemPropertyVariables>
</configuration>
</plugin>
</plugins>
</build>
</profile>
</profiles>
<properties>
<!-- persistence -->
<hibernate.version>4.3.11.Final</hibernate.version>

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@ -25,7 +25,7 @@ import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.tidy.Tidy;
public class ApacheFOPConvertHTMLTest {
public class ApacheFOPConvertHTMLIntegrationTest {
private String inputFile = "src/test/resources/input.html";
private String style = "src/test/resources/xhtml2fo.xsl";
private String style1 = "src/test/resources/docbook-xsl/fo/docbook.xsl";

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@ -30,7 +30,7 @@ import org.dbdoclet.trafo.script.Script;
import org.junit.Test;
import org.w3c.dom.Document;
public class ApacheFOPHeroldTest {
public class ApacheFOPHeroldLiveTest {
private String[] inputUrls = {// @formatter:off
"http://www.baeldung.com/2011/10/20/bootstraping-a-web-application-with-spring-3-1-and-java-based-configuration-part-1/",
"http://www.baeldung.com/2011/10/25/building-a-restful-web-service-with-spring-3-1-and-java-based-configuration-part-2/",

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@ -0,0 +1,119 @@
package com.baeldung.java9.language.stream;
import org.junit.Test;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static java.lang.Integer.*;
import static org.junit.Assert.assertEquals;
public class StreamFeaturesTest {
public static class TakeAndDropWhileTest {
public Stream<String> getStreamAfterTakeWhileOperation() {
return Stream
.iterate("", s -> s + "s")
.takeWhile(s -> s.length() < 10);
}
public Stream<String> getStreamAfterDropWhileOperation() {
return Stream
.iterate("", s -> s + "s")
.takeWhile(s -> s.length() < 10)
.dropWhile(s -> !s.contains("sssss"));
}
@Test
public void testTakeWhileOperation() {
List<String> list = getStreamAfterTakeWhileOperation().collect(Collectors.toList());
assertEquals(10, list.size());
assertEquals("", list.get(0));
assertEquals("ss", list.get(2));
assertEquals("sssssssss", list.get(list.size() - 1));
}
@Test
public void testDropWhileOperation() {
List<String> list = getStreamAfterDropWhileOperation().collect(Collectors.toList());
assertEquals(5, list.size());
assertEquals("sssss", list.get(0));
assertEquals("sssssss", list.get(2));
assertEquals("sssssssss", list.get(list.size() - 1));
}
}
public static class IterateTest {
private Stream<Integer> getStream() {
return Stream.iterate(0, i -> i < 10, i -> i + 1);
}
@Test
public void testIterateOperation() {
List<Integer> list = getStream().collect(Collectors.toList());
assertEquals(10, list.size());
assertEquals(valueOf(0), list.get(0));
assertEquals(valueOf(5), list.get(5));
assertEquals(valueOf(9), list.get(list.size() - 1));
}
}
public static class OfNullableTest {
private List<String> collection = Arrays.asList("A", "B", "C");
private Map<String, Integer> map = new HashMap<>() {{
put("A", 10);
put("C", 30);
}};
private Stream<Integer> getStreamWithOfNullable() {
return collection.stream()
.flatMap(s -> Stream.ofNullable(map.get(s)));
}
private Stream<Integer> getStream() {
return collection.stream()
.flatMap(s -> {
Integer temp = map.get(s);
return temp != null ? Stream.of(temp) : Stream.empty();
});
}
private List<Integer> testOfNullableFrom(Stream<Integer> stream) {
List<Integer> list = stream.collect(Collectors.toList());
assertEquals(2, list.size());
assertEquals(valueOf(10), list.get(0));
assertEquals(valueOf(30), list.get(list.size() - 1));
return list;
}
@Test
public void testOfNullable() {
assertEquals(
testOfNullableFrom(getStream()),
testOfNullableFrom(getStreamWithOfNullable())
);
}
}
}

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@ -1,4 +1,4 @@
package org.baeldung.equalshashcode.entities;
package com.baeldung.equalshashcode.entities;
import java.util.List;
import java.util.Set;

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@ -1,4 +1,4 @@
package org.baeldung.equalshashcode.entities;
package com.baeldung.equalshashcode.entities;
public class PrimitiveClass {

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@ -1,4 +1,4 @@
package org.baeldung.equalshashcode.entities;
package com.baeldung.equalshashcode.entities;
public class Rectangle extends Shape {
private double width;

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@ -1,4 +1,4 @@
package org.baeldung.equalshashcode.entities;
package com.baeldung.equalshashcode.entities;
public abstract class Shape {
public abstract double area();

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@ -1,4 +1,4 @@
package org.baeldung.equalshashcode.entities;
package com.baeldung.equalshashcode.entities;
import java.awt.Color;

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@ -1,4 +1,4 @@
package org.baeldung.executable;
package com.baeldung.executable;
import javax.swing.JOptionPane;

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@ -0,0 +1,60 @@
package com.baeldung.java.conversion;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
import java.util.Date;
import com.baeldung.datetime.UseLocalDateTime;
public class StringConversion {
public static int getInt(String str) {
return Integer.parseInt(str);
}
public static int getInteger(String str) {
return Integer.valueOf(str);
}
public static long getLongPrimitive(String str) {
return Long.parseLong(str);
}
public static Long getLong(String str) {
return Long.valueOf(str);
}
public static double getDouble(String str) {
return Double.parseDouble(str);
}
public static double getDoublePrimitive(String str) {
return Double.valueOf(str);
}
public static byte[] getByteArray(String str) {
return str.getBytes();
}
public static char[] getCharArray(String str) {
return str.toCharArray();
}
public static boolean getBooleanPrimitive(String str) {
return Boolean.parseBoolean(str);
}
public static boolean getBoolean(String str) {
return Boolean.valueOf(str);
}
public static Date getJava6Date(String str, String format) throws ParseException {
SimpleDateFormat formatter = new SimpleDateFormat(format);
return formatter.parse(str);
}
public static LocalDateTime getJava8Date(String str) throws ParseException {
return new UseLocalDateTime().getLocalDateTimeUsingParseMethod(str);
}
}

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@ -24,7 +24,7 @@ public class EchoClient {
public String sendEcho(String msg) {
DatagramPacket packet = null;
try {
buf=msg.getBytes();
buf = msg.getBytes();
packet = new DatagramPacket(buf, buf.length, address, 4445);
socket.send(packet);
packet = new DatagramPacket(buf, buf.length);

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@ -17,6 +17,11 @@ public class EchoClient {
return instance;
}
public static void stop() throws IOException {
client.close();
buffer = null;
}
private EchoClient() {
try {
client = SocketChannel.open(new InetSocketAddress("localhost", 5454));
@ -42,5 +47,4 @@ public class EchoClient {
return response;
}
}

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@ -1,21 +1,19 @@
package com.baeldung.java.nio.selector;
import java.io.File;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.nio.ByteBuffer;
import java.nio.channels.SelectionKey;
import java.nio.channels.Selector;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SocketChannel;
import java.nio.channels.Selector;
import java.nio.channels.SelectionKey;
import java.nio.ByteBuffer;
import java.io.IOException;
import java.util.Set;
import java.util.Iterator;
import java.net.InetSocketAddress;
import java.io.File;
import java.util.Set;
public class EchoServer {
public static void main(String[] args)
throws IOException {
public static void main(String[] args) throws IOException {
Selector selector = Selector.open();
ServerSocketChannel serverSocket = ServerSocketChannel.open();
serverSocket.bind(new InetSocketAddress("localhost", 5454));
@ -49,7 +47,6 @@ public class EchoServer {
}
}
public static Process start() throws IOException, InterruptedException {
String javaHome = System.getProperty("java.home");
String javaBin = javaHome + File.separator + "bin" + File.separator + "java";

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@ -8,12 +8,12 @@ import org.junit.Assert;
import org.junit.Test;
public class UseLocalDateTimeUnitTest {
UseLocalDateTime useLocalDateTime = new UseLocalDateTime();
@Test
public void givenString_whenUsingParse_thenLocalDateTime(){
Assert.assertEquals(LocalDate.of(2016, Month.MAY, 10),useLocalDateTime.getLocalDateTimeUsingParseMethod("2016-05-10T06:30").toLocalDate());
Assert.assertEquals(LocalTime.of(6,30),useLocalDateTime.getLocalDateTimeUsingParseMethod("2016-05-10T06:30").toLocalTime());
public void givenString_whenUsingParse_thenLocalDateTime() {
Assert.assertEquals(LocalDate.of(2016, Month.MAY, 10), useLocalDateTime.getLocalDateTimeUsingParseMethod("2016-05-10T06:30").toLocalDate());
Assert.assertEquals(LocalTime.of(6, 30), useLocalDateTime.getLocalDateTimeUsingParseMethod("2016-05-10T06:30").toLocalTime());
}
}

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@ -8,47 +8,47 @@ import org.junit.Assert;
import org.junit.Test;
public class UseLocalDateUnitTest {
UseLocalDate useLocalDate = new UseLocalDate();
@Test
public void givenValues_whenUsingFactoryOf_thenLocalDate(){
Assert.assertEquals("2016-05-10",useLocalDate.getLocalDateUsingFactoryOfMethod(2016,5,10).toString());
public void givenValues_whenUsingFactoryOf_thenLocalDate() {
Assert.assertEquals("2016-05-10", useLocalDate.getLocalDateUsingFactoryOfMethod(2016, 5, 10).toString());
}
@Test
public void givenString_whenUsingParse_thenLocalDate(){
Assert.assertEquals("2016-05-10",useLocalDate.getLocalDateUsingParseMethod("2016-05-10").toString());
public void givenString_whenUsingParse_thenLocalDate() {
Assert.assertEquals("2016-05-10", useLocalDate.getLocalDateUsingParseMethod("2016-05-10").toString());
}
@Test
public void whenUsingClock_thenLocalDate(){
Assert.assertEquals(LocalDate.now(),useLocalDate.getLocalDateFromClock());
public void whenUsingClock_thenLocalDate() {
Assert.assertEquals(LocalDate.now(), useLocalDate.getLocalDateFromClock());
}
@Test
public void givenDate_whenUsingPlus_thenNextDay(){
Assert.assertEquals(LocalDate.now().plusDays(1),useLocalDate.getNextDay(LocalDate.now()));
public void givenDate_whenUsingPlus_thenNextDay() {
Assert.assertEquals(LocalDate.now().plusDays(1), useLocalDate.getNextDay(LocalDate.now()));
}
@Test
public void givenDate_whenUsingMinus_thenPreviousDay(){
Assert.assertEquals(LocalDate.now().minusDays(1),useLocalDate.getPreviousDay(LocalDate.now()));
public void givenDate_whenUsingMinus_thenPreviousDay() {
Assert.assertEquals(LocalDate.now().minusDays(1), useLocalDate.getPreviousDay(LocalDate.now()));
}
@Test
public void givenToday_whenUsingGetDayOfWeek_thenDayOfWeek(){
Assert.assertEquals(DayOfWeek.SUNDAY,useLocalDate.getDayOfWeek(LocalDate.parse("2016-05-22")));
public void givenToday_whenUsingGetDayOfWeek_thenDayOfWeek() {
Assert.assertEquals(DayOfWeek.SUNDAY, useLocalDate.getDayOfWeek(LocalDate.parse("2016-05-22")));
}
@Test
public void givenToday_whenUsingWithTemporalAdjuster_thenFirstDayOfMonth(){
Assert.assertEquals(1,useLocalDate.getFirstDayOfMonth().getDayOfMonth());
public void givenToday_whenUsingWithTemporalAdjuster_thenFirstDayOfMonth() {
Assert.assertEquals(1, useLocalDate.getFirstDayOfMonth().getDayOfMonth());
}
@Test
public void givenLocalDate_whenUsingAtStartOfDay_thenReturnMidnight(){
Assert.assertEquals(LocalDateTime.parse("2016-05-22T00:00:00"),useLocalDate.getStartOfDay(LocalDate.parse("2016-05-22")));
public void givenLocalDate_whenUsingAtStartOfDay_thenReturnMidnight() {
Assert.assertEquals(LocalDateTime.parse("2016-05-22T00:00:00"), useLocalDate.getStartOfDay(LocalDate.parse("2016-05-22")));
}
}

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@ -6,31 +6,31 @@ import org.junit.Assert;
import org.junit.Test;
public class UseLocalTimeUnitTest {
UseLocalTime useLocalTime = new UseLocalTime();
@Test
public void givenValues_whenUsingFactoryOf_thenLocalTime(){
Assert.assertEquals("07:07:07",useLocalTime.getLocalTimeUsingFactoryOfMethod(7,7,7).toString());
public void givenValues_whenUsingFactoryOf_thenLocalTime() {
Assert.assertEquals("07:07:07", useLocalTime.getLocalTimeUsingFactoryOfMethod(7, 7, 7).toString());
}
@Test
public void givenString_whenUsingParse_thenLocalTime(){
Assert.assertEquals("06:30",useLocalTime.getLocalTimeUsingParseMethod("06:30").toString());
public void givenString_whenUsingParse_thenLocalTime() {
Assert.assertEquals("06:30", useLocalTime.getLocalTimeUsingParseMethod("06:30").toString());
}
@Test
public void givenTime_whenAddHour_thenLocalTime(){
Assert.assertEquals("07:30",useLocalTime.addAnHour(LocalTime.of(6,30)).toString());
public void givenTime_whenAddHour_thenLocalTime() {
Assert.assertEquals("07:30", useLocalTime.addAnHour(LocalTime.of(6, 30)).toString());
}
@Test
public void getHourFromLocalTime(){
Assert.assertEquals(1, useLocalTime.getHourFromLocalTime(LocalTime.of(1,1)));
public void getHourFromLocalTime() {
Assert.assertEquals(1, useLocalTime.getHourFromLocalTime(LocalTime.of(1, 1)));
}
@Test
public void getLocalTimeWithMinuteSetToValue(){
Assert.assertEquals(LocalTime.of(10, 20), useLocalTime.getLocalTimeWithMinuteSetToValue(LocalTime.of(10,10), 20));
public void getLocalTimeWithMinuteSetToValue() {
Assert.assertEquals(LocalTime.of(10, 20), useLocalTime.getLocalTimeWithMinuteSetToValue(LocalTime.of(10, 10), 20));
}
}

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@ -7,20 +7,20 @@ import org.junit.Assert;
import org.junit.Test;
public class UsePeriodUnitTest {
UsePeriod usingPeriod=new UsePeriod();
UsePeriod usingPeriod = new UsePeriod();
@Test
public void givenPeriodAndLocalDate_thenCalculateModifiedDate(){
public void givenPeriodAndLocalDate_thenCalculateModifiedDate() {
Period period = Period.ofDays(1);
LocalDate localDate = LocalDate.parse("2007-05-10");
Assert.assertEquals(localDate.plusDays(1),usingPeriod.modifyDates(localDate, period));
Assert.assertEquals(localDate.plusDays(1), usingPeriod.modifyDates(localDate, period));
}
@Test
public void givenDates_thenGetPeriod(){
public void givenDates_thenGetPeriod() {
LocalDate localDate1 = LocalDate.parse("2007-05-10");
LocalDate localDate2 = LocalDate.parse("2007-05-15");
Assert.assertEquals(Period.ofDays(5), usingPeriod.getDifferenceBetweenDates(localDate1, localDate2));
}
}

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@ -8,13 +8,13 @@ import org.junit.Assert;
import org.junit.Test;
public class UseZonedDateTimeUnitTest {
UseZonedDateTime zonedDateTime=new UseZonedDateTime();
UseZonedDateTime zonedDateTime = new UseZonedDateTime();
@Test
public void givenZoneId_thenZonedDateTime(){
ZoneId zoneId=ZoneId.of("Europe/Paris");
ZonedDateTime zonedDatetime=zonedDateTime.getZonedDateTime(LocalDateTime.parse("2016-05-20T06:30"), zoneId);
Assert.assertEquals(zoneId,ZoneId.from(zonedDatetime));
public void givenZoneId_thenZonedDateTime() {
ZoneId zoneId = ZoneId.of("Europe/Paris");
ZonedDateTime zonedDatetime = zonedDateTime.getZonedDateTime(LocalDateTime.parse("2016-05-20T06:30"), zoneId);
Assert.assertEquals(zoneId, ZoneId.from(zonedDatetime));
}
}

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@ -32,7 +32,6 @@ public class EncoderDecoderUnitTest {
return encoded;
}
private String decode(String value) {
String decoded = null;
try {
@ -59,9 +58,7 @@ public class EncoderDecoderUnitTest {
requestParams.put("key2", "value@!$2");
requestParams.put("key3", "value%3");
String encodedURL = requestParams.keySet().stream()
.map(key -> key + "=" + encodeValue(requestParams.get(key)))
.collect(joining("&", "http://www.baeldung.com?", ""));
String encodedURL = requestParams.keySet().stream().map(key -> key + "=" + encodeValue(requestParams.get(key))).collect(joining("&", "http://www.baeldung.com?", ""));
Assert.assertThat(testUrl, CoreMatchers.is(encodedURL));
}
@ -72,12 +69,9 @@ public class EncoderDecoderUnitTest {
String query = url.getQuery();
String decodedQuery = Arrays.stream(query.split("&"))
.map(param -> param.split("=")[0] + "=" + decode(param.split("=")[1]))
.collect(joining("&"));
String decodedQuery = Arrays.stream(query.split("&")).map(param -> param.split("=")[0] + "=" + decode(param.split("=")[1])).collect(joining("&"));
Assert.assertEquals(
"http://www.baeldung.com?key1=value 1&key2=value@!$2&key3=value%3", url.getProtocol() + "://" + url.getHost() + "?" + decodedQuery);
Assert.assertEquals("http://www.baeldung.com?key1=value 1&key2=value@!$2&key3=value%3", url.getProtocol() + "://" + url.getHost() + "?" + decodedQuery);
}
}

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@ -1,6 +1,5 @@
package com.baeldung.enums;
import org.junit.Test;
import java.util.ArrayList;

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@ -0,0 +1,46 @@
package com.baeldung.hexToAscii;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class HexToAscii {
@Test
public static void whenHexToAscii() {
String asciiString = "http://www.baeldung.com/jackson-serialize-dates";
String hexEquivalent = "687474703a2f2f7777772e6261656c64756e672e636f6d2f6a61636b736f6e2d73657269616c697a652d6461746573";
assertEquals(asciiString, hexToAscii(hexEquivalent));
}
@Test
public static void whenAsciiToHex() {
String asciiString = "http://www.baeldung.com/jackson-serialize-dates";
String hexEquivalent = "687474703a2f2f7777772e6261656c64756e672e636f6d2f6a61636b736f6e2d73657269616c697a652d6461746573";
assertEquals(hexEquivalent, asciiToHex(asciiString));
}
//
private static String asciiToHex(String asciiStr) {
char[] chars = asciiStr.toCharArray();
StringBuilder hex = new StringBuilder();
for (char ch : chars) {
hex.append(Integer.toHexString((int) ch));
}
return hex.toString();
}
private static String hexToAscii(String hexStr) {
StringBuilder output = new StringBuilder("");
for (int i = 0; i < hexStr.length(); i += 2) {
String str = hexStr.substring(i, i + 2);
output.append((char) Integer.parseInt(str, 16));
}
return output.toString();
}
}

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@ -0,0 +1,118 @@
package com.baeldung.java.networking.interfaces;
import org.junit.Test;
import java.net.*;
import java.util.Enumeration;
import java.util.List;
import static org.junit.Assert.*;
public class NetworkInterfaceManualTest {
@Test
public void givenName_whenReturnsNetworkInterface_thenCorrect() throws SocketException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertNotNull(nif);
}
@Test
public void givenInExistentName_whenReturnsNull_thenCorrect() throws SocketException {
NetworkInterface nif = NetworkInterface.getByName("inexistent_name");
assertNull(nif);
}
@Test
public void givenIP_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
byte[] ip = new byte[] { 127, 0, 0, 1 };
NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getByAddress(ip));
assertNotNull(nif);
}
@Test
public void givenHostName_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getByName("localhost"));
assertNotNull(nif);
}
@Test
public void givenLocalHost_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getLocalHost());
assertNotNull(nif);
}
@Test
public void givenLoopBack_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByInetAddress(InetAddress.getLoopbackAddress());
assertNotNull(nif);
}
@Test
public void givenIndex_whenReturnsNetworkInterface_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByIndex(0);
assertNotNull(nif);
}
@Test
public void givenInterface_whenReturnsInetAddresses_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
Enumeration<InetAddress> addressEnum = nif.getInetAddresses();
InetAddress address = addressEnum.nextElement();
assertEquals("127.0.0.1", address.getHostAddress());
}
@Test
public void givenInterface_whenReturnsInterfaceAddresses_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
List<InterfaceAddress> addressEnum = nif.getInterfaceAddresses();
InterfaceAddress address = addressEnum.get(0);
InetAddress localAddress = address.getAddress();
InetAddress broadCastAddress = address.getBroadcast();
assertEquals("127.0.0.1", localAddress.getHostAddress());
assertEquals("127.255.255.255", broadCastAddress.getHostAddress());
}
@Test
public void givenInterface_whenChecksIfLoopback_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertTrue(nif.isLoopback());
}
@Test
public void givenInterface_whenChecksIfUp_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertTrue(nif.isUp());
}
@Test
public void givenInterface_whenChecksIfPointToPoint_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertFalse(nif.isPointToPoint());
}
@Test
public void givenInterface_whenChecksIfVirtual_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertFalse(nif.isVirtual());
}
@Test
public void givenInterface_whenChecksMulticastSupport_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
assertTrue(nif.supportsMulticast());
}
@Test
public void givenInterface_whenGetsMacAddress_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("lo");
byte[] bytes = nif.getHardwareAddress();
assertNotNull(bytes);
}
@Test
public void givenInterface_whenGetsMTU_thenCorrect() throws SocketException, UnknownHostException {
NetworkInterface nif = NetworkInterface.getByName("net0");
int mtu = nif.getMTU();
assertEquals(1500, mtu);
}
}

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@ -1,6 +1,5 @@
package com.baeldung.java.networking.udp;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

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@ -1,104 +0,0 @@
package com.baeldung.java.networking.url;
import static org.junit.Assert.assertEquals;
import java.net.MalformedURLException;
import java.net.URL;
import org.junit.Test;
public class UrlTest {
@Test
public void givenUrl_whenCanIdentifyProtocol_thenCorrect() throws MalformedURLException {
URL url = new URL("http://baeldung.com");
assertEquals("http", url.getProtocol());
}
@Test
public void givenUrl_whenCanGetHost_thenCorrect() throws MalformedURLException {
URL url = new URL("http://baeldung.com");
assertEquals("baeldung.com", url.getHost());
}
@Test
public void givenUrl_whenCanGetFileName_thenCorrect2() throws MalformedURLException {
URL url = new URL("http://baeldung.com/articles?topic=java&version=8");
assertEquals("/articles?topic=java&version=8", url.getFile());
}
@Test
public void givenUrl_whenCanGetFileName_thenCorrect1() throws MalformedURLException {
URL url = new URL("http://baeldung.com/guidelines.txt");
assertEquals("/guidelines.txt", url.getFile());
}
@Test
public void givenUrl_whenCanGetPathParams_thenCorrect() throws MalformedURLException {
URL url = new URL("http://baeldung.com/articles?topic=java&version=8");
assertEquals("/articles", url.getPath());
}
@Test
public void givenUrl_whenCanGetQueryParams_thenCorrect() throws MalformedURLException {
URL url = new URL("http://baeldung.com/articles?topic=java");
assertEquals("topic=java", url.getQuery());
}
@Test
public void givenUrl_whenGetsDefaultPort_thenCorrect() throws MalformedURLException {
URL url = new URL("http://baeldung.com");
assertEquals(-1, url.getPort());
assertEquals(80, url.getDefaultPort());
}
@Test
public void givenUrl_whenGetsPort_thenCorrect() throws MalformedURLException {
URL url = new URL("http://baeldung.com:8090");
assertEquals(8090, url.getPort());
assertEquals(80, url.getDefaultPort());
}
@Test
public void givenBaseUrl_whenCreatesRelativeUrl_thenCorrect() throws MalformedURLException {
URL baseUrl = new URL("http://baeldung.com");
URL relativeUrl = new URL(baseUrl, "a-guide-to-java-sockets");
assertEquals("http://baeldung.com/a-guide-to-java-sockets", relativeUrl.toString());
}
@Test
public void givenAbsoluteUrl_whenIgnoresBaseUrl_thenCorrect() throws MalformedURLException {
URL baseUrl = new URL("http://baeldung.com");
URL relativeUrl = new URL(baseUrl, "http://baeldung.com/a-guide-to-java-sockets");
assertEquals("http://baeldung.com/a-guide-to-java-sockets", relativeUrl.toString());
}
@Test
public void givenUrlComponents_whenConstructsCompleteUrl_thenCorrect() throws MalformedURLException {
String protocol = "http";
String host = "baeldung.com";
String file = "/guidelines.txt";
URL url = new URL(protocol, host, file);
assertEquals("http://baeldung.com/guidelines.txt", url.toString());
}
@Test
public void givenUrlComponents_whenConstructsCompleteUrl_thenCorrect2() throws MalformedURLException {
String protocol = "http";
String host = "baeldung.com";
String file = "/articles?topic=java&version=8";
URL url = new URL(protocol, host, file);
assertEquals("http://baeldung.com/guidelines.txt", url.toString());
}
@Test
public void givenUrlComponentsWithPort_whenConstructsCompleteUrl_thenCorrect() throws MalformedURLException {
String protocol = "http";
String host = "baeldung.com";
int port = 9000;
String file = "/guidelines.txt";
URL url = new URL(protocol, host, port, file);
assertEquals("http://baeldung.com:9000/guidelines.txt", url.toString());
}
}

View File

@ -4,19 +4,32 @@ import static org.junit.Assert.assertEquals;
import java.io.IOException;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class NioEchoIntegrationTest {
Process server;
EchoClient client;
@Before
public void setup() throws IOException, InterruptedException {
server = EchoServer.start();
client = EchoClient.start();
}
@Test
public void givenClient_whenServerEchosMessage_thenCorrect() throws IOException, InterruptedException {
Process process = EchoServer.start();
EchoClient client = EchoClient.start();
public void givenServerClient_whenServerEchosMessage_thenCorrect() {
String resp1 = client.sendMessage("hello");
String resp2 = client.sendMessage("world");
assertEquals("hello", resp1);
assertEquals("world", resp2);
}
process.destroy();
@After
public void teardown() throws IOException {
server.destroy();
EchoClient.stop();
}
}

View File

@ -11,54 +11,54 @@ import java.nio.file.NoSuchFileException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.util.Date;
import java.util.UUID;
import org.junit.Test;
public class FileUnitTest {
public class FileTest {
private static final String HOME = System.getProperty("user.home");
// checking file or dir
@Test
public void givenExistentPath_whenConfirmsFileExists_thenCorrect() {
final Path p = Paths.get(HOME);
Path p = Paths.get(HOME);
assertTrue(Files.exists(p));
}
@Test
public void givenNonexistentPath_whenConfirmsFileNotExists_thenCorrect() {
final Path p = Paths.get(HOME + "/inexistent_file.txt");
Path p = Paths.get(HOME + "/inexistent_file.txt");
assertTrue(Files.notExists(p));
}
@Test
public void givenExistentDirPath_whenConfirmsNotRegularFile_thenCorrect() {
final Path p = Paths.get(HOME);
public void givenDirPath_whenConfirmsNotRegularFile_thenCorrect() {
Path p = Paths.get(HOME);
assertFalse(Files.isRegularFile(p));
}
@Test
public void givenExistentDirPath_whenConfirmsReadable_thenCorrect() {
final Path p = Paths.get(HOME);
Path p = Paths.get(HOME);
assertTrue(Files.isReadable(p));
}
@Test
public void givenExistentDirPath_whenConfirmsWritable_thenCorrect() {
final Path p = Paths.get(HOME);
Path p = Paths.get(HOME);
assertTrue(Files.isWritable(p));
}
@Test
public void givenExistentDirPath_whenConfirmsExecutable_thenCorrect() {
final Path p = Paths.get(HOME);
Path p = Paths.get(HOME);
assertTrue(Files.isExecutable(p));
}
@Test
public void givenSameFilePaths_whenConfirmsIsSame_thenCorrect() throws IOException {
final Path p1 = Paths.get(HOME);
final Path p2 = Paths.get(HOME);
Path p1 = Paths.get(HOME);
Path p2 = Paths.get(HOME);
assertTrue(Files.isSameFile(p1, p2));
}
@ -66,8 +66,8 @@ public class FileUnitTest {
// creating file
@Test
public void givenFilePath_whenCreatesNewFile_thenCorrect() throws IOException {
final String fileName = "myfile_" + new Date().getTime() + ".txt";
final Path p = Paths.get(HOME + "/" + fileName);
String fileName = "myfile_" + UUID.randomUUID().toString() + ".txt";
Path p = Paths.get(HOME + "/" + fileName);
assertFalse(Files.exists(p));
Files.createFile(p);
assertTrue(Files.exists(p));
@ -76,8 +76,8 @@ public class FileUnitTest {
@Test
public void givenDirPath_whenCreatesNewDir_thenCorrect() throws IOException {
final String dirName = "myDir_" + new Date().getTime();
final Path p = Paths.get(HOME + "/" + dirName);
String dirName = "myDir_" + UUID.randomUUID().toString();
Path p = Paths.get(HOME + "/" + dirName);
assertFalse(Files.exists(p));
Files.createDirectory(p);
assertTrue(Files.exists(p));
@ -86,22 +86,19 @@ public class FileUnitTest {
}
@Test
public void givenDirPath_whenFailsToCreateRecursively_thenCorrect() {
final String dirName = "myDir_" + new Date().getTime() + "/subdir";
final Path p = Paths.get(HOME + "/" + dirName);
@Test(expected = NoSuchFileException.class)
public void givenDirPath_whenFailsToCreateRecursively_thenCorrect() throws IOException {
String dirName = "myDir_" + UUID.randomUUID().toString() + "/subdir";
Path p = Paths.get(HOME + "/" + dirName);
assertFalse(Files.exists(p));
try {
Files.createDirectory(p);
} catch (final IOException e) {
assertTrue(e instanceof NoSuchFileException);
}
Files.createDirectory(p);
}
@Test
public void givenDirPath_whenCreatesRecursively_thenCorrect() throws IOException {
final Path dir = Paths.get(HOME + "/myDir_" + new Date().getTime());
final Path subdir = dir.resolve("subdir");
Path dir = Paths.get(HOME + "/myDir_" + UUID.randomUUID().toString());
Path subdir = dir.resolve("subdir");
assertFalse(Files.exists(dir));
assertFalse(Files.exists(subdir));
Files.createDirectories(subdir);
@ -111,8 +108,8 @@ public class FileUnitTest {
@Test
public void givenFilePath_whenCreatesTempFile_thenCorrect() throws IOException {
final String prefix = "log_";
final String suffix = ".txt";
String prefix = "log_";
String suffix = ".txt";
Path p = Paths.get(HOME + "/");
p = Files.createTempFile(p, prefix, suffix);
// like log_8821081429012075286.txt
@ -121,17 +118,16 @@ public class FileUnitTest {
}
@Test
public void givenFilePath_whenCreatesTempFileWithDefaultsNaming_thenCorrect() throws IOException {
public void givenPath_whenCreatesTempFileWithDefaults_thenCorrect() throws IOException {
Path p = Paths.get(HOME + "/");
p = Files.createTempFile(p, null, null);
// like 8600179353689423985.tmp
System.out.println(p);
assertTrue(Files.exists(p));
}
@Test
public void givenNoFilePath_whenCreatesTempFileInTempDir_thenCorrect() throws IOException {
final Path p = Files.createTempFile(null, null);
Path p = Files.createTempFile(null, null);
// like C:\Users\new\AppData\Local\Temp\6100927974988978748.tmp
assertTrue(Files.exists(p));
@ -140,7 +136,7 @@ public class FileUnitTest {
// delete file
@Test
public void givenPath_whenDeletes_thenCorrect() throws IOException {
final Path p = Paths.get(HOME + "/fileToDelete.txt");
Path p = Paths.get(HOME + "/fileToDelete.txt");
assertFalse(Files.exists(p));
Files.createFile(p);
assertTrue(Files.exists(p));
@ -149,37 +145,30 @@ public class FileUnitTest {
}
@Test
@Test(expected = DirectoryNotEmptyException.class)
public void givenPath_whenFailsToDeleteNonEmptyDir_thenCorrect() throws IOException {
final Path dir = Paths.get(HOME + "/emptyDir" + new Date().getTime());
Path dir = Paths.get(HOME + "/emptyDir" + UUID.randomUUID().toString());
Files.createDirectory(dir);
assertTrue(Files.exists(dir));
final Path file = dir.resolve("file.txt");
Path file = dir.resolve("file.txt");
Files.createFile(file);
try {
Files.delete(dir);
} catch (final IOException e) {
assertTrue(e instanceof DirectoryNotEmptyException);
}
Files.delete(dir);
assertTrue(Files.exists(dir));
}
@Test
@Test(expected = NoSuchFileException.class)
public void givenInexistentFile_whenDeleteFails_thenCorrect() throws IOException {
final Path p = Paths.get(HOME + "/inexistentFile.txt");
Path p = Paths.get(HOME + "/inexistentFile.txt");
assertFalse(Files.exists(p));
try {
Files.delete(p);
} catch (final IOException e) {
assertTrue(e instanceof NoSuchFileException);
}
Files.delete(p);
}
@Test
public void givenInexistentFile_whenDeleteIfExistsWorks_thenCorrect() throws IOException {
final Path p = Paths.get(HOME + "/inexistentFile.txt");
Path p = Paths.get(HOME + "/inexistentFile.txt");
assertFalse(Files.exists(p));
Files.deleteIfExists(p);
@ -188,12 +177,12 @@ public class FileUnitTest {
// copy file
@Test
public void givenFilePath_whenCopiesToNewLocation_thenCorrect() throws IOException {
final Path dir1 = Paths.get(HOME + "/firstdir_" + new Date().getTime());
final Path dir2 = Paths.get(HOME + "/otherdir_" + new Date().getTime());
Path dir1 = Paths.get(HOME + "/firstdir_" + UUID.randomUUID().toString());
Path dir2 = Paths.get(HOME + "/otherdir_" + UUID.randomUUID().toString());
Files.createDirectory(dir1);
Files.createDirectory(dir2);
final Path file1 = dir1.resolve("filetocopy.txt");
final Path file2 = dir2.resolve("filetocopy.txt");
Path file1 = dir1.resolve("filetocopy.txt");
Path file2 = dir2.resolve("filetocopy.txt");
Files.createFile(file1);
assertTrue(Files.exists(file1));
assertFalse(Files.exists(file2));
@ -202,35 +191,31 @@ public class FileUnitTest {
}
@Test
@Test(expected = FileAlreadyExistsException.class)
public void givenPath_whenCopyFailsDueToExistingFile_thenCorrect() throws IOException {
final Path dir1 = Paths.get(HOME + "/firstdir_" + new Date().getTime());
final Path dir2 = Paths.get(HOME + "/otherdir_" + new Date().getTime());
Path dir1 = Paths.get(HOME + "/firstdir_" + UUID.randomUUID().toString());
Path dir2 = Paths.get(HOME + "/otherdir_" + UUID.randomUUID().toString());
Files.createDirectory(dir1);
Files.createDirectory(dir2);
final Path file1 = dir1.resolve("filetocopy.txt");
final Path file2 = dir2.resolve("filetocopy.txt");
Path file1 = dir1.resolve("filetocopy.txt");
Path file2 = dir2.resolve("filetocopy.txt");
Files.createFile(file1);
Files.createFile(file2);
assertTrue(Files.exists(file1));
assertTrue(Files.exists(file2));
try {
Files.copy(file1, file2);
} catch (final IOException e) {
assertTrue(e instanceof FileAlreadyExistsException);
}
Files.copy(file1, file2);
Files.copy(file1, file2, StandardCopyOption.REPLACE_EXISTING);
}
// moving files
@Test
public void givenFilePath_whenMovesToNewLocation_thenCorrect() throws IOException {
final Path dir1 = Paths.get(HOME + "/firstdir_" + new Date().getTime());
final Path dir2 = Paths.get(HOME + "/otherdir_" + new Date().getTime());
Path dir1 = Paths.get(HOME + "/firstdir_" + UUID.randomUUID().toString());
Path dir2 = Paths.get(HOME + "/otherdir_" + UUID.randomUUID().toString());
Files.createDirectory(dir1);
Files.createDirectory(dir2);
final Path file1 = dir1.resolve("filetocopy.txt");
final Path file2 = dir2.resolve("filetocopy.txt");
Path file1 = dir1.resolve("filetocopy.txt");
Path file2 = dir2.resolve("filetocopy.txt");
Files.createFile(file1);
assertTrue(Files.exists(file1));
assertFalse(Files.exists(file2));
@ -240,25 +225,22 @@ public class FileUnitTest {
}
@Test
@Test(expected = FileAlreadyExistsException.class)
public void givenFilePath_whenMoveFailsDueToExistingFile_thenCorrect() throws IOException {
final Path dir1 = Paths.get(HOME + "/firstdir_" + new Date().getTime());
final Path dir2 = Paths.get(HOME + "/otherdir_" + new Date().getTime());
Path dir1 = Paths.get(HOME + "/firstdir_" + UUID.randomUUID().toString());
Path dir2 = Paths.get(HOME + "/otherdir_" + UUID.randomUUID().toString());
Files.createDirectory(dir1);
Files.createDirectory(dir2);
final Path file1 = dir1.resolve("filetocopy.txt");
final Path file2 = dir2.resolve("filetocopy.txt");
Path file1 = dir1.resolve("filetocopy.txt");
Path file2 = dir2.resolve("filetocopy.txt");
Files.createFile(file1);
Files.createFile(file2);
assertTrue(Files.exists(file1));
assertTrue(Files.exists(file2));
try {
Files.move(file1, file2);
} catch (final IOException e) {
assertTrue(e instanceof FileAlreadyExistsException);
}
Files.move(file1, file2);
Files.move(file1, file2, StandardCopyOption.REPLACE_EXISTING);
assertTrue(Files.exists(file2));
assertFalse(Files.exists(file1));
}
}

View File

@ -6,8 +6,10 @@ import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.net.URI;
import java.nio.file.NoSuchFileException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Date;
import org.junit.Test;
@ -18,14 +20,14 @@ public class PathManualTest {
// creating a path
@Test
public void givenPathString_whenCreatesPathObject_thenCorrect() {
final Path p = Paths.get("/articles/baeldung");
Path p = Paths.get("/articles/baeldung");
assertEquals("\\articles\\baeldung", p.toString());
}
@Test
public void givenPathParts_whenCreatesPathObject_thenCorrect() {
final Path p = Paths.get("/articles", "baeldung");
Path p = Paths.get("/articles", "baeldung");
assertEquals("\\articles\\baeldung", p.toString());
}
@ -33,13 +35,13 @@ public class PathManualTest {
// retrieving path info
@Test
public void givenPath_whenRetrievesFileName_thenCorrect() {
final Path p = Paths.get("/articles/baeldung/logs");
Path p = Paths.get("/articles/baeldung/logs");
assertEquals("logs", p.getFileName().toString());
}
@Test
public void givenPath_whenRetrievesNameByIndex_thenCorrect() {
final Path p = Paths.get("/articles/baeldung/logs");
Path p = Paths.get("/articles/baeldung/logs");
assertEquals("articles", p.getName(0).toString());
assertEquals("baeldung", p.getName(1).toString());
assertEquals("logs", p.getName(2).toString());
@ -47,13 +49,13 @@ public class PathManualTest {
@Test
public void givenPath_whenCountsParts_thenCorrect() {
final Path p = Paths.get("/articles/baeldung/logs");
Path p = Paths.get("/articles/baeldung/logs");
assertEquals(3, p.getNameCount());
}
@Test
public void givenPath_whenCanRetrieveSubsequenceByIndex_thenCorrect() {
final Path p = Paths.get("/articles/baeldung/logs");
Path p = Paths.get("/articles/baeldung/logs");
assertEquals("articles", p.subpath(0, 1).toString());
assertEquals("articles\\baeldung", p.subpath(0, 2).toString());
assertEquals("articles\\baeldung\\logs", p.subpath(0, 3).toString());
@ -64,10 +66,10 @@ public class PathManualTest {
@Test
public void givenPath_whenRetrievesParent_thenCorrect() {
final Path p1 = Paths.get("/articles/baeldung/logs");
final Path p2 = Paths.get("/articles/baeldung");
final Path p3 = Paths.get("/articles");
final Path p4 = Paths.get("/");
Path p1 = Paths.get("/articles/baeldung/logs");
Path p2 = Paths.get("/articles/baeldung");
Path p3 = Paths.get("/articles");
Path p4 = Paths.get("/");
assertEquals("\\articles\\baeldung", p1.getParent().toString());
assertEquals("\\articles", p2.getParent().toString());
@ -77,8 +79,8 @@ public class PathManualTest {
@Test
public void givenPath_whenRetrievesRoot_thenCorrect() {
final Path p1 = Paths.get("/articles/baeldung/logs");
final Path p2 = Paths.get("c:/articles/baeldung/logs");
Path p1 = Paths.get("/articles/baeldung/logs");
Path p2 = Paths.get("c:/articles/baeldung/logs");
assertEquals("\\", p1.getRoot().toString());
assertEquals("c:\\", p2.getRoot().toString());
@ -102,71 +104,68 @@ public class PathManualTest {
// converting a path
@Test
public void givenPath_whenConvertsToBrowseablePath_thenCorrect() {
final Path p = Paths.get("/home/baeldung/articles.html");
final URI uri = p.toUri();
Path p = Paths.get("/home/baeldung/articles.html");
URI uri = p.toUri();
assertEquals("file:///E:/home/baeldung/articles.html", uri.toString());
}
@Test
public void givenPath_whenConvertsToAbsolutePath_thenCorrect() {
final Path p = Paths.get("/home/baeldung/articles.html");
Path p = Paths.get("/home/baeldung/articles.html");
assertEquals("E:\\home\\baeldung\\articles.html", p.toAbsolutePath().toString());
}
@Test
public void givenAbsolutePath_whenRetainsAsAbsolute_thenCorrect() {
final Path p = Paths.get("E:\\home\\baeldung\\articles.html");
Path p = Paths.get("E:\\home\\baeldung\\articles.html");
assertEquals("E:\\home\\baeldung\\articles.html", p.toAbsolutePath().toString());
}
@Test
public void givenExistingPath_whenGetsRealPathToFile_thenCorrect() throws IOException {
final Path p = Paths.get(HOME);
Path p = Paths.get(HOME);
assertEquals(HOME, p.toRealPath().toString());
}
@Test
public void givenInExistentPath_whenFailsToConvert_thenCorrect() {
final Path p = Paths.get("E:\\home\\baeldung\\articles.html");
try {
p.toRealPath();
} catch (final IOException e) {
assertTrue(true);
}
@Test(expected = NoSuchFileException.class)
public void givenInExistentPath_whenFailsToConvert_thenCorrect() throws IOException {
Path p = Paths.get("E:\\home\\baeldung\\articles.html");
p.toRealPath();
}
// joining paths
@Test
public void givenTwoPaths_whenJoinsAndResolves_thenCorrect() throws IOException {
final Path p = Paths.get("/baeldung/articles");
Path p = Paths.get("/baeldung/articles");
assertEquals("\\baeldung\\articles\\java", p.resolve("java").toString());
}
@Test
public void givenAbsolutePath_whenResolutionRetainsIt_thenCorrect() throws IOException {
final Path p = Paths.get("/baeldung/articles");
Path p = Paths.get("/baeldung/articles");
assertEquals("C:\\baeldung\\articles\\java", p.resolve("C:\\baeldung\\articles\\java").toString());
}
@Test
public void givenPathWithRoot_whenResolutionRetainsIt_thenCorrect2() throws IOException {
final Path p = Paths.get("/baeldung/articles");
Path p = Paths.get("/baeldung/articles");
assertEquals("\\java", p.resolve("/java").toString());
}
// creating a path between 2 paths
@Test
public void givenSiblingPaths_whenCreatesPathToOther_thenCorrect() throws IOException {
final Path p1 = Paths.get("articles");
final Path p2 = Paths.get("authors");
Path p1 = Paths.get("articles");
Path p2 = Paths.get("authors");
assertEquals("..\\authors", p1.relativize(p2).toString());
assertEquals("..\\articles", p2.relativize(p1).toString());
}
@Test
public void givenNonSiblingPaths_whenCreatesPathToOther_thenCorrect() throws IOException {
final Path p1 = Paths.get("/baeldung");
final Path p2 = Paths.get("/baeldung/authors/articles");
Path p1 = Paths.get("/baeldung");
Path p2 = Paths.get("/baeldung/authors/articles");
assertEquals("authors\\articles", p1.relativize(p2).toString());
assertEquals("..\\..", p2.relativize(p1).toString());
}
@ -174,9 +173,9 @@ public class PathManualTest {
// comparing 2 paths
@Test
public void givenTwoPaths_whenTestsEquality_thenCorrect() throws IOException {
final Path p1 = Paths.get("/baeldung/articles");
final Path p2 = Paths.get("/baeldung/articles");
final Path p3 = Paths.get("/baeldung/authors");
Path p1 = Paths.get("/baeldung/articles");
Path p2 = Paths.get("/baeldung/articles");
Path p3 = Paths.get("/baeldung/authors");
assertTrue(p1.equals(p2));
assertFalse(p1.equals(p3));
@ -184,13 +183,13 @@ public class PathManualTest {
@Test
public void givenPath_whenInspectsStart_thenCorrect() {
final Path p1 = Paths.get("/baeldung/articles");
Path p1 = Paths.get("/baeldung/articles");
assertTrue(p1.startsWith("/baeldung"));
}
@Test
public void givenPath_whenInspectsEnd_thenCorrect() {
final Path p1 = Paths.get("/baeldung/articles");
Path p1 = Paths.get("/baeldung/articles");
assertTrue(p1.endsWith("articles"));
}
}

View File

@ -0,0 +1,52 @@
package com.baeldung.java8;
import java.util.ArrayList;
import java.util.List;
import java.util.function.Consumer;
import org.junit.Test;
public class Java8ForEachTest {
@Test
public void compareForEachMethods_thenPrintResults() {
List<String> names = new ArrayList<>();
names.add("Larry");
names.add("Steve");
names.add("James");
names.add("Conan");
names.add("Ellen");
// Java 5 - for-loop
System.out.println("--- Enhanced for-loop ---");
for (String name : names) {
System.out.println(name);
}
// Java 8 - forEach
System.out.println("--- forEach method ---");
names.forEach(name -> System.out.println(name));
// Anonymous inner class that implements Consumer interface
System.out.println("--- Anonymous inner class ---");
names.forEach(new Consumer<String>() {
public void accept(String name) {
System.out.println(name);
}
});
// Create a Consumer implementation to then use in a forEach method
Consumer<String> consumerNames = name -> {
System.out.println(name);
};
System.out.println("--- Implementation of Consumer interface ---");
names.forEach(consumerNames);
// Print elements using a Method Reference
System.out.println("--- Method Reference ---");
names.forEach(System.out::println);
}
}

View File

@ -27,18 +27,14 @@ public class Java8StreamApiUnitTest {
@Before
public void init() {
productList = Arrays.asList(
new Product(23, "potatoes"), new Product(14, "orange"),
new Product(13, "lemon"), new Product(23, "bread"),
new Product(13, "sugar"));
productList = Arrays.asList(new Product(23, "potatoes"), new Product(14, "orange"), new Product(13, "lemon"), new Product(23, "bread"), new Product(13, "sugar"));
}
@Test
public void checkPipeline_whenStreamOneElementShorter_thenCorrect() {
List<String> list = Arrays.asList("abc1", "abc2", "abc3");
long size = list.stream().skip(1)
.map(element -> element.substring(0, 3)).count();
long size = list.stream().skip(1).map(element -> element.substring(0, 3)).count();
assertEquals(list.size() - 1, size);
}
@ -48,11 +44,10 @@ public class Java8StreamApiUnitTest {
List<String> list = Arrays.asList("abc1", "abc2", "abc3");
counter = 0;
long sizeFirst = list.stream()
.skip(2).map(element -> {
wasCalled();
return element.substring(0, 3);
}).count();
long sizeFirst = list.stream().skip(2).map(element -> {
wasCalled();
return element.substring(0, 3);
}).count();
assertEquals(1, counter);
counter = 0;
@ -84,7 +79,7 @@ public class Java8StreamApiUnitTest {
Stream<String> streamOfArray = Stream.of("a", "b", "c");
assertEquals(3, streamOfArray.count());
String[] arr = new String[]{"a", "b", "c"};
String[] arr = new String[] { "a", "b", "c" };
Stream<String> streamOfArrayPart = Arrays.stream(arr, 1, 3);
assertEquals(2, streamOfArrayPart.count());
@ -112,7 +107,7 @@ public class Java8StreamApiUnitTest {
}
assertEquals("a", streamOfStrings.findFirst().get());
Stream<String> streamBuilder = Stream.<String>builder().add("a").add("b").add("c").build();
Stream<String> streamBuilder = Stream.<String> builder().add("a").add("b").add("c").build();
assertEquals(3, streamBuilder.count());
Stream<String> streamGenerated = Stream.generate(() -> "element").limit(10);
@ -126,14 +121,13 @@ public class Java8StreamApiUnitTest {
public void runStreamPipeline_whenOrderIsRight_thenCorrect() {
List<String> list = Arrays.asList("abc1", "abc2", "abc3");
Optional<String> stream = list.stream()
.filter(element -> {
log.info("filter() was called");
return element.contains("2");
}).map(element -> {
log.info("map() was called");
return element.toUpperCase();
}).findFirst();
Optional<String> stream = list.stream().filter(element -> {
log.info("filter() was called");
return element.contains("2");
}).map(element -> {
log.info("map() was called");
return element.toUpperCase();
}).findFirst();
}
@Test
@ -145,32 +139,28 @@ public class Java8StreamApiUnitTest {
int reducedTwoParams = IntStream.range(1, 4).reduce(10, (a, b) -> a + b);
assertEquals(16, reducedTwoParams);
int reducedThreeParams = Stream.of(1, 2, 3)
.reduce(10, (a, b) -> a + b, (a, b) -> {
log.info("combiner was called");
return a + b;
});
int reducedThreeParams = Stream.of(1, 2, 3).reduce(10, (a, b) -> a + b, (a, b) -> {
log.info("combiner was called");
return a + b;
});
assertEquals(16, reducedThreeParams);
int reducedThreeParamsParallel = Arrays.asList(1, 2, 3).parallelStream()
.reduce(10, (a, b) -> a + b, (a, b) -> {
log.info("combiner was called");
return a + b;
});
int reducedThreeParamsParallel = Arrays.asList(1, 2, 3).parallelStream().reduce(10, (a, b) -> a + b, (a, b) -> {
log.info("combiner was called");
return a + b;
});
assertEquals(36, reducedThreeParamsParallel);
}
@Test
public void collecting_whenAsExpected_thenCorrect() {
List<String> collectorCollection = productList.stream()
.map(Product::getName).collect(Collectors.toList());
List<String> collectorCollection = productList.stream().map(Product::getName).collect(Collectors.toList());
assertTrue(collectorCollection instanceof List);
assertEquals(5, collectorCollection.size());
String listToString = productList.stream().map(Product::getName)
.collect(Collectors.joining(", ", "[", "]"));
String listToString = productList.stream().map(Product::getName).collect(Collectors.joining(", ", "[", "]"));
assertTrue(listToString.contains(",") && listToString.contains("[") && listToString.contains("]"));
@ -180,36 +170,29 @@ public class Java8StreamApiUnitTest {
int summingPrice = productList.stream().collect(Collectors.summingInt(Product::getPrice));
assertEquals(86, summingPrice);
IntSummaryStatistics statistics = productList.stream()
.collect(Collectors.summarizingInt(Product::getPrice));
IntSummaryStatistics statistics = productList.stream().collect(Collectors.summarizingInt(Product::getPrice));
assertEquals(23, statistics.getMax());
Map<Integer, List<Product>> collectorMapOfLists = productList.stream()
.collect(Collectors.groupingBy(Product::getPrice));
Map<Integer, List<Product>> collectorMapOfLists = productList.stream().collect(Collectors.groupingBy(Product::getPrice));
assertEquals(3, collectorMapOfLists.keySet().size());
Map<Boolean, List<Product>> mapPartioned = productList.stream()
.collect(Collectors.partitioningBy(element -> element.getPrice() > 15));
Map<Boolean, List<Product>> mapPartioned = productList.stream().collect(Collectors.partitioningBy(element -> element.getPrice() > 15));
assertEquals(2, mapPartioned.keySet().size());
}
@Test(expected = UnsupportedOperationException.class)
public void collect_whenThrows_thenCorrect() {
Set<Product> unmodifiableSet = productList.stream()
.collect(Collectors.collectingAndThen(Collectors.toSet(),
Collections::unmodifiableSet));
Set<Product> unmodifiableSet = productList.stream().collect(Collectors.collectingAndThen(Collectors.toSet(), Collections::unmodifiableSet));
unmodifiableSet.add(new Product(4, "tea"));
}
@Test
public void customCollector_whenResultContainsAllElementsFrSource_thenCorrect() {
Collector<Product, ?, LinkedList<Product>> toLinkedList =
Collector.of(LinkedList::new, LinkedList::add,
(first, second) -> {
first.addAll(second);
return first;
});
Collector<Product, ?, LinkedList<Product>> toLinkedList = Collector.of(LinkedList::new, LinkedList::add, (first, second) -> {
first.addAll(second);
return first;
});
LinkedList<Product> linkedListOfPersons = productList.stream().collect(toLinkedList);
assertTrue(linkedListOfPersons.containsAll(productList));
@ -219,23 +202,20 @@ public class Java8StreamApiUnitTest {
public void parallelStream_whenWorks_thenCorrect() {
Stream<Product> streamOfCollection = productList.parallelStream();
boolean isParallel = streamOfCollection.isParallel();
boolean haveBigPrice = streamOfCollection.map(product -> product.getPrice() * 12)
.anyMatch(price -> price > 200);
boolean haveBigPrice = streamOfCollection.map(product -> product.getPrice() * 12).anyMatch(price -> price > 200);
assertTrue(isParallel && haveBigPrice);
}
@Test
public void parallel_whenIsParallel_thenCorrect() {
IntStream intStreamParallel =
IntStream.range(1, 150).parallel().map(element -> element * 34);
IntStream intStreamParallel = IntStream.range(1, 150).parallel().map(element -> element * 34);
boolean isParallel = intStreamParallel.isParallel();
assertTrue(isParallel);
}
@Test
public void parallel_whenIsSequential_thenCorrect() {
IntStream intStreamParallel =
IntStream.range(1, 150).parallel().map(element -> element * 34);
IntStream intStreamParallel = IntStream.range(1, 150).parallel().map(element -> element * 34);
IntStream intStreamSequential = intStreamParallel.sequential();
boolean isParallel = intStreamParallel.isParallel();
assertFalse(isParallel);

View File

@ -36,7 +36,7 @@ public class Java8StreamsUnitTest {
@Test
public void checkStreamCount_whenCreating_givenDifferentSources() {
String[] arr = new String[]{"a", "b", "c"};
String[] arr = new String[] { "a", "b", "c" };
Stream<String> streamArr = Arrays.stream(arr);
assertEquals(streamArr.count(), 3);
@ -47,14 +47,12 @@ public class Java8StreamsUnitTest {
assertEquals(count, 9);
}
@Test
public void checkStreamCount_whenOperationFilter_thanCorrect() {
Stream<String> streamFilter = list.stream().filter(element -> element.isEmpty());
assertEquals(streamFilter.count(), 2);
}
@Test
public void checkStreamCount_whenOperationMap_thanCorrect() {
List<String> uris = new ArrayList<>();
@ -65,12 +63,10 @@ public class Java8StreamsUnitTest {
List<Detail> details = new ArrayList<>();
details.add(new Detail());
details.add(new Detail());
Stream<String> streamFlatMap = details.stream()
.flatMap(detail -> detail.getParts().stream());
Stream<String> streamFlatMap = details.stream().flatMap(detail -> detail.getParts().stream());
assertEquals(streamFlatMap.count(), 4);
}
@Test
public void checkStreamCount_whenOperationMatch_thenCorrect() {
boolean isValid = list.stream().anyMatch(element -> element.contains("h"));
@ -81,7 +77,6 @@ public class Java8StreamsUnitTest {
assertFalse(isValidTwo);
}
@Test
public void checkStreamReducedValue_whenOperationReduce_thenCorrect() {
List<Integer> integers = new ArrayList<>();
@ -94,20 +89,17 @@ public class Java8StreamsUnitTest {
@Test
public void checkStreamContains_whenOperationCollect_thenCorrect() {
List<String> resultList = list.stream()
.map(element -> element.toUpperCase())
.collect(Collectors.toList());
List<String> resultList = list.stream().map(element -> element.toUpperCase()).collect(Collectors.toList());
assertEquals(resultList.size(), list.size());
assertTrue(resultList.contains(""));
}
@Test
public void checkParallelStream_whenDoWork() {
list.parallelStream().forEach(element -> doWork(element));
}
private void doWork(String string) {
assertTrue(true); //just imitate an amount of work
assertTrue(true); // just imitate an amount of work
}
}

View File

@ -46,9 +46,7 @@ public class GuavaThreadPoolIntegrationTest {
ListenableFuture<String> future1 = listeningExecutorService.submit(() -> "Hello");
ListenableFuture<String> future2 = listeningExecutorService.submit(() -> "World");
String greeting = Futures.allAsList(future1, future2).get()
.stream()
.collect(Collectors.joining(" "));
String greeting = Futures.allAsList(future1, future2).get().stream().collect(Collectors.joining(" "));
assertEquals("Hello World", greeting);
}

View File

@ -7,6 +7,8 @@ import java.util.List;
import org.junit.Assert;
import org.junit.Test;
import com.baeldung.equalshashcode.entities.ComplexClass;
public class ComplexClassUnitTest {
@Test

View File

@ -3,6 +3,8 @@ package org.baeldung.equalshashcode.entities;
import org.junit.Assert;
import org.junit.Test;
import com.baeldung.equalshashcode.entities.PrimitiveClass;
public class PrimitiveClassUnitTest {
@Test

View File

@ -5,6 +5,8 @@ import java.awt.Color;
import org.junit.Assert;
import org.junit.Test;
import com.baeldung.equalshashcode.entities.Square;
public class SquareClassUnitTest {
@Test

View File

@ -90,7 +90,6 @@ public class JavaTimerLongRunningUnitTest {
@Override
public void run() {
System.out.println("Task performed on " + new Date());
// TODO: stop the thread
}
};
final Timer timer = new Timer("Timer");

View File

@ -77,5 +77,5 @@ public class PizzaUnitTest {
pz.deliver();
assertTrue(pz.getStatus() == Pizza.PizzaStatusEnum.DELIVERED);
}
}

View File

@ -1,25 +0,0 @@
package com.baeldung.enterprise.patterns.front.controller.filters;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.io.IOException;
public class AuditFilter extends BaseFilter {
@Override
public void doFilter(
ServletRequest request,
ServletResponse response,
FilterChain chain
) throws IOException, ServletException {
HttpServletRequest httpServletRequest = (HttpServletRequest) request;
HttpSession session = httpServletRequest.getSession(false);
if (session != null && session.getAttribute("username") != null) {
request.setAttribute("username", session.getAttribute("username"));
}
chain.doFilter(request, response);
}
}

View File

@ -1,23 +0,0 @@
package com.baeldung.enterprise.patterns.front.controller.filters;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import java.io.IOException;
@WebFilter(servletNames = "front-controller")
public class VisitorCounterFilter extends BaseFilter {
private int counter;
@Override
public void doFilter(
ServletRequest request,
ServletResponse response,
FilterChain chain
) throws IOException, ServletException {
request.setAttribute("counter", ++counter);
chain.doFilter(request, response);
}
}

View File

@ -27,10 +27,11 @@ import org.apache.http.impl.auth.BasicScheme;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.junit.Ignore;
import org.junit.Test;
@Ignore("need spring-rest module running")
/*
* NOTE : Need module spring-rest to be running
*/
public class HttpClientPostingLiveTest {
private static final String SAMPLE_URL = "http://localhost:8080/spring-rest/users";
private static final String URL_SECURED_BY_BASIC_AUTHENTICATION = "http://browserspy.dk/password-ok.php";

View File

@ -1,28 +1,35 @@
package org.baeldung.httpclient;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.*;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.conn.PoolingClientConnectionManager;
import org.junit.Test;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.junit.Assert.assertThat;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLException;
import java.io.IOException;
import java.security.GeneralSecurityException;
import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.junit.Assert.assertThat;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLException;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.NoopHostnameVerifier;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLContextBuilder;
import org.apache.http.conn.ssl.SSLContexts;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.conn.ssl.TrustSelfSignedStrategy;
import org.apache.http.conn.ssl.TrustStrategy;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.conn.PoolingClientConnectionManager;
import org.junit.Test;
/**
* This test requires a localhost server over HTTPS <br>
@ -96,7 +103,7 @@ public class HttpsClientSslLiveTest {
@Test
public final void givenIgnoringCertificates_whenHttpsUrlIsConsumed_thenCorrect() throws IOException {
TrustStrategy acceptingTrustStrategy = (certificate, authType) -> true;
final TrustStrategy acceptingTrustStrategy = (certificate, authType) -> true;
SSLContext sslContext = null;
try {
@ -106,8 +113,8 @@ public class HttpsClientSslLiveTest {
e.printStackTrace();
}
CloseableHttpClient client = HttpClients.custom().setSSLContext(sslContext).setSSLHostnameVerifier(new NoopHostnameVerifier()).build();
final HttpGet httpGet = new HttpGet("https://sesar3.geoinfogeochem.org/sample/igsn/ODP000002");
final CloseableHttpClient client = HttpClients.custom().setSSLContext(sslContext).setSSLHostnameVerifier(new NoopHostnameVerifier()).build();
final HttpGet httpGet = new HttpGet(HOST_WITH_SSL);
httpGet.setHeader("Accept", "application/xml");
final HttpResponse response = client.execute(httpGet);

View File

@ -1,5 +1,8 @@
package org.baeldung.httpclient.base;
import java.io.IOException;
import java.io.InputStream;
import org.apache.http.HttpEntity;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.UsernamePasswordCredentials;
@ -11,9 +14,9 @@ import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.junit.Test;
import java.io.IOException;
import java.io.InputStream;
/*
* NOTE : Need module spring-security-rest-basic-auth to be running
*/
public class HttpClientSandboxLiveTest {
@Test
@ -22,10 +25,10 @@ public class HttpClientSandboxLiveTest {
final AuthScope authscp = new AuthScope("localhost", 8080);
credentialsProvider.setCredentials(authscp, new UsernamePasswordCredentials("user1", "user1Pass"));
CloseableHttpClient client = HttpClientBuilder.create().setDefaultCredentialsProvider(credentialsProvider).build();
final CloseableHttpClient client = HttpClientBuilder.create().setDefaultCredentialsProvider(credentialsProvider).build();
final HttpGet httpGet = new HttpGet("http://localhost:8080/spring-security-rest-basic-auth/api/foos/1");
CloseableHttpResponse response = client.execute(httpGet);
final CloseableHttpResponse response = client.execute(httpGet);
System.out.println(response.getStatusLine());

View File

@ -30,6 +30,10 @@ import org.junit.After;
import org.junit.Before;
import org.junit.Test;
/*
* NOTE : Need module spring-security-rest-basic-auth to be running
*/
public class HttpClientAuthLiveTest {
private static final String URL_SECURED_BY_BASIC_AUTHENTICATION = "http://localhost:8081/spring-security-rest-basic-auth/api/foos/1";

View File

@ -3,6 +3,7 @@ package com.baeldung.patterns.intercepting.filter.commands;
import javax.servlet.ServletException;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.util.Optional;
public class LoginCommand extends FrontCommand {
@Override
@ -12,10 +13,8 @@ public class LoginCommand extends FrontCommand {
session.setAttribute("username", request.getParameter("username"));
response.sendRedirect(request.getParameter("redirect"));
} else {
String queryString = request.getQueryString();
if (queryString == null) {
queryString = "command=Home";
}
String queryString = Optional.ofNullable(request.getQueryString())
.orElse("command=Home");
request.setAttribute("redirect", request.getRequestURL()
.append("?").append(queryString).toString());
forward("login");

View File

@ -3,14 +3,17 @@ package com.baeldung.patterns.intercepting.filter.commands;
import javax.servlet.ServletException;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.util.Optional;
public class LogoutCommand extends FrontCommand {
@Override
public void process() throws ServletException, IOException {
super.process();
HttpSession session = request.getSession(false);
session.removeAttribute("username");
session.removeAttribute("order");
Optional.ofNullable(request.getSession(false))
.ifPresent(session -> {
session.removeAttribute("username");
session.removeAttribute("order");
});
response.sendRedirect("/?command=Home");
}
}

View File

@ -8,6 +8,7 @@ import com.baeldung.patterns.intercepting.filter.data.OrderImpl;
import javax.servlet.ServletException;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.util.Optional;
public class OrderCommand extends FrontCommand {
@Override
@ -15,11 +16,10 @@ public class OrderCommand extends FrontCommand {
super.process();
if (request.getMethod().equals("POST")) {
HttpSession session = request.getSession(false);
Order order = (Order) session.getAttribute("order");
if (order == null) {
String username = (String) session.getAttribute("username");
order = new OrderImpl(username);
}
Order order = Optional
.ofNullable(session.getAttribute("order"))
.map(Order.class::cast)
.orElseGet(() -> new OrderImpl((String) session.getAttribute("username")));
Bookshelf bookshelf = (Bookshelf) request.getServletContext()
.getAttribute("bookshelf");
String isbn = request.getParameter("isbn");

View File

@ -4,6 +4,7 @@ import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.annotation.WebInitParam;
import java.io.IOException;
import java.util.Optional;
@WebFilter(
servletNames = {"intercepting-filter"},
@ -24,10 +25,9 @@ public class EncodingFilter extends BaseFilter {
ServletResponse response,
FilterChain chain
) throws IOException, ServletException {
String encoding = request.getParameter("encoding");
if (encoding == null) {
encoding = this.encoding;
}
String encoding = Optional
.ofNullable(request.getParameter("encoding"))
.orElse(this.encoding);
response.setCharacterEncoding(encoding);
chain.doFilter(request, response);
}

View File

@ -10,6 +10,7 @@ import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;
import java.util.Optional;
@WebFilter(servletNames = "intercepting-filter")
public class LoggingFilter extends BaseFilter {
@ -23,10 +24,10 @@ public class LoggingFilter extends BaseFilter {
) throws IOException, ServletException {
chain.doFilter(request, response);
HttpServletRequest httpServletRequest = (HttpServletRequest) request;
String username = (String) httpServletRequest.getAttribute("username");
if (username == null) {
username = "guest";
}
String username = Optional
.ofNullable(httpServletRequest.getAttribute("username"))
.map(Object::toString)
.orElse("guest");
log.info("Request from '{}@{}': {}?{}", username, request.getRemoteAddr(),
httpServletRequest.getRequestURI(), request.getParameterMap());
}

View File

@ -5,6 +5,7 @@ import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.util.HashSet;
import java.util.Optional;
import java.util.Set;
public class VisitorCounterFilter implements Filter {
@ -21,8 +22,9 @@ public class VisitorCounterFilter implements Filter {
FilterChain chain
) throws IOException, ServletException {
HttpSession session = ((HttpServletRequest) request).getSession(false);
String username = (String) session.getAttribute("username");
users.add(username);
Optional.ofNullable(session.getAttribute("username"))
.map(Object::toString)
.ifPresent(users::add);
request.setAttribute("counter", users.size());
chain.doFilter(request, response);
}

1
pdf/.gitignore vendored Normal file
View File

@ -0,0 +1 @@
/target/

87
pdf/pom.xml Normal file
View File

@ -0,0 +1,87 @@
<?xml version="1.0"?>
<project
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<artifactId>pdf</artifactId>
<name>pdf</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven-compiler-plugin.version>3.5.1</maven-compiler-plugin.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.pdfbox</groupId>
<artifactId>pdfbox-tools</artifactId>
<version>2.0.3</version>
</dependency>
<dependency>
<groupId>net.sf.cssbox</groupId>
<artifactId>pdf2dom</artifactId>
<version>1.6</version>
</dependency>
<dependency>
<groupId>com.itextpdf</groupId>
<artifactId>itextpdf</artifactId>
<version>5.5.10</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.15</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-scratchpad</artifactId>
<version>3.15</version>
</dependency>
<dependency>
<groupId>org.apache.xmlgraphics</groupId>
<artifactId>batik-transcoder</artifactId>
<version>1.8</version>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>3.15</version>
</dependency>
</dependencies>
<build>
<finalName>pdf</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
</project>

View File

@ -0,0 +1,35 @@
package com.baeldung.pdf;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Writer;
import javax.xml.parsers.ParserConfigurationException;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.fit.pdfdom.PDFDomTree;
public class PDF2HTMLExample {
private static final String FILENAME = "src/main/resources/pdf.pdf";
public static void main(String[] args) {
try {
generateHTMLFromPDF(FILENAME);
} catch (IOException | ParserConfigurationException e) {
e.printStackTrace();
}
}
private static void generateHTMLFromPDF(String filename) throws ParserConfigurationException, IOException {
PDDocument pdf = PDDocument.load(new File(filename));
PDFDomTree parser = new PDFDomTree();
Writer output = new PrintWriter("src/output/pdf.html", "utf-8");
parser.writeText(pdf, output);
output.close();
if (pdf != null) {
pdf.close();
}
}
}

View File

@ -0,0 +1,35 @@
package com.baeldung.pdf;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.rendering.ImageType;
import org.apache.pdfbox.rendering.PDFRenderer;
import org.apache.pdfbox.tools.imageio.ImageIOUtil;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
public class PDF2ImageExample {
private static final String FILENAME = "src/main/resources/pdf.pdf";
public static void main(String[] args) {
try {
generateImageFromPDF(FILENAME, "png");
generateImageFromPDF(FILENAME, "jpeg");
generateImageFromPDF(FILENAME, "gif");
} catch (IOException e) {
e.printStackTrace();
}
}
private static void generateImageFromPDF(String filename, String extension) throws IOException {
PDDocument document = PDDocument.load(new File(filename));
PDFRenderer pdfRenderer = new PDFRenderer(document);
for (int page = 0; page < document.getNumberOfPages(); ++page) {
BufferedImage bim = pdfRenderer.renderImageWithDPI(page, 300, ImageType.RGB);
ImageIOUtil.writeImage(bim, String.format("src/output/pdf-%d.%s", page + 1, extension), 300);
}
document.close();
}
}

View File

@ -0,0 +1,48 @@
package com.baeldung.pdf;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import org.apache.pdfbox.cos.COSDocument;
import org.apache.pdfbox.io.RandomAccessFile;
import org.apache.pdfbox.pdfparser.PDFParser;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.text.PDFTextStripper;
public class PDF2TextExample {
private static final String FILENAME = "src/main/resources/pdf.pdf";
public static void main(String[] args) {
try {
generateTxtFromPDF(FILENAME);
} catch (IOException e) {
e.printStackTrace();
}
}
private static void generateTxtFromPDF(String filename) throws IOException {
File f = new File(filename);
String parsedText;
PDFParser parser = new PDFParser(new RandomAccessFile(f, "r"));
parser.parse();
COSDocument cosDoc = parser.getDocument();
PDFTextStripper pdfStripper = new PDFTextStripper();
PDDocument pdDoc = new PDDocument(cosDoc);
parsedText = pdfStripper.getText(pdDoc);
if (cosDoc != null)
cosDoc.close();
if (pdDoc != null)
pdDoc.close();
PrintWriter pw = new PrintWriter("src/output/pdf.txt");
pw.print(parsedText);
pw.close();
}
}

View File

@ -0,0 +1,50 @@
package com.baeldung.pdf;
import java.io.FileOutputStream;
import java.io.IOException;
import org.apache.poi.xwpf.usermodel.BreakType;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import org.apache.poi.xwpf.usermodel.XWPFParagraph;
import org.apache.poi.xwpf.usermodel.XWPFRun;
import com.itextpdf.text.pdf.PdfReader;
import com.itextpdf.text.pdf.parser.PdfReaderContentParser;
import com.itextpdf.text.pdf.parser.SimpleTextExtractionStrategy;
import com.itextpdf.text.pdf.parser.TextExtractionStrategy;
public class PDF2WordExample {
private static final String FILENAME = "src/main/resources/pdf.pdf";
public static void main(String[] args) {
try {
generateDocFromPDF(FILENAME);
} catch (IOException e) {
e.printStackTrace();
}
}
private static void generateDocFromPDF(String filename) throws IOException {
XWPFDocument doc = new XWPFDocument();
String pdf = filename;
PdfReader reader = new PdfReader(pdf);
PdfReaderContentParser parser = new PdfReaderContentParser(reader);
for (int i = 1; i <= reader.getNumberOfPages(); i++) {
TextExtractionStrategy strategy = parser.processContent(i, new SimpleTextExtractionStrategy());
String text = strategy.getResultantText();
XWPFParagraph p = doc.createParagraph();
XWPFRun run = p.createRun();
run.setText(text);
run.addBreak(BreakType.PAGE);
}
FileOutputStream out = new FileOutputStream("src/output/pdf.docx");
doc.write(out);
out.close();
reader.close();
doc.close();
}
}

Binary file not shown.

87
pom.xml
View File

@ -1,5 +1,5 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
@ -14,24 +14,25 @@
</properties>
<modules>
<module>assertj</module>
<module>annotations</module>
<module>apache-cxf</module>
<!-- <module>apache-fop</module> --> <!-- TODO: has a compilation issue -->
<module>apache-fop</module> <!-- TODO: has a compilation issue -->
<module>assertj</module>
<module>autovalue</module>
<module>cdi</module>
<!-- <module>core-java-9</module> -->
<module>core-java</module>
<module>couchbase-sdk</module>
<!-- <module>core-java-9</module> -->
<module>dozer</module>
<module>deltaspike</module>
<module>dozer</module>
<module>patterns</module>
<module>feign</module>
<module>flyway</module>
<!-- <module>gatling</module> --> <!-- not meant to run as part of the standard build -->
<module>flyway</module>
<module>gson</module>
<module>guava</module>
@ -39,56 +40,68 @@
<module>guava19</module>
<module>handling-spring-static-resources</module>
<module>hazelcast</module>
<module>httpclient</module>
<module>hystrix</module>
<module>immutables</module>
<module>jackson</module>
<module>java-cassandra</module>
<module>javaxval</module>
<module>jjwt</module>
<module>jpa-storedprocedure</module>
<module>json</module>
<module>json-path</module>
<module>junit5</module>
<module>jee7</module>
<!-- <module>jpa-storedprocedure</module> -->
<module>jjwt</module>
<module>jpa-storedprocedure</module>
<module>jsf</module>
<module>json-path</module>
<module>json</module>
<module>junit5</module>
<module>log4j</module>
<module>lombok</module>
<module>mapstruct</module>
<module>mockito</module>
<module>mocks</module>
<module>testing</module>
<module>orika</module>
<module>patterns</module>
<module>querydsl</module>
<!-- <module>raml</module> -->
<module>redis</module>
<module>rest-assured</module>
<module>rest-testing</module>
<module>resteasy</module>
<module>selenium-junit-testng</module>
<module>spring-akka</module>
<module>spring-all</module>
<module>spring-akka</module>
<module>spring-apache-camel</module>
<module>spring-autowire</module>
<module>spring-batch</module>
<module>spring-boot</module>
<module>spring-cloud-data-flow</module>
<module>spring-cloud</module>
<module>spring-core</module>
<module>spring-cucumber</module>
<module>spring-data-cassandra</module>
<module>spring-data-couchbase-2</module>
<module>spring-data-dynamodb</module>
<module>spring-data-elasticsearch</module>
<module>spring-data-neo4j</module>
<module>spring-data-mongodb</module>
<module>spring-data-neo4j</module>
<module>spring-data-redis</module>
<module>spring-data-rest</module>
<!--<module>spring-dispatcher-servlet</module>-->
<module>spring-data-solr</module>
<module>spring-dispatcher-servlet</module>
<module>spring-exceptions</module>
<module>spring-freemarker</module>
<module>spring-hibernate3</module>
<module>spring-hibernate4</module>
<module>spring-integration</module>
<module>spring-jms</module>
<module>spring-jooq</module>
<module>spring-jpa</module>
@ -96,18 +109,16 @@
<module>spring-mockito</module>
<module>spring-mvc-java</module>
<module>spring-mvc-no-xml</module>
<module>spring-mvc-xml</module>
<module>spring-mvc-tiles</module>
<module>spring-mvc-velocity</module>
<module>spring-mvc-web-vs-initializer</module>
<module>spring-mvc-xml</module>
<module>spring-openid</module>
<module>spring-protobuf</module>
<module>spring-quartz</module>
<module>spring-spel</module>
<module>spring-rest</module>
<module>spring-rest-angular</module>
<module>spring-rest-docs</module>
<module>spring-cloud</module>
<module>spring-cloud-data-flow</module>
<module>spring-rest</module>
<module>spring-security-basic-auth</module>
<module>spring-security-custom-permission</module>
<module>spring-security-mvc-custom</module>
@ -116,26 +127,26 @@
<module>spring-security-mvc-login</module>
<module>spring-security-mvc-persisted-remember-me</module>
<module>spring-security-mvc-session</module>
<module>spring-security-rest</module>
<module>spring-security-rest-basic-auth</module>
<module>spring-security-rest-custom</module>
<module>spring-security-rest-digest-auth</module>
<module>spring-security-rest-full</module>
<module>spring-security-rest</module>
<module>spring-security-x509</module>
<module>spring-session</module>
<module>spring-spel</module>
<module>spring-thymeleaf</module>
<module>spring-userservice</module>
<module>spring-zuul</module>
<module>spring-mvc-velocity</module>
<module>jsf</module>
<module>xml</module>
<module>xmlunit2</module>
<module>lombok</module>
<module>redis</module>
<module>testing</module>
<module>wicket</module>
<module>xstream</module>
<module>java-cassandra</module>
<module>annotations</module>
</modules>
</project>
<module>xml</module>
<module>xmlunit2</module>
<module>xstream</module>
<module>pdf</module>
</modules>
</project>

View File

@ -9,11 +9,11 @@
<servlet-class>
org.springframework.web.servlet.DispatcherServlet
</servlet-class>
<load-on-startup>1</load-on-startup>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/test-mvc.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>

View File

@ -0,0 +1,20 @@
package com.baeldung.camel.file;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.apache.camel.Exchange;
import org.apache.camel.Processor;
public class FileProcessor implements Processor {
public void process(Exchange exchange) throws Exception {
String originalFileName = (String) exchange.getIn().getHeader(Exchange.FILE_NAME, String.class);
Date date = new Date();
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH-mm-ss");
String changedFileName = dateFormat.format(date) + originalFileName;
exchange.getIn().setHeader(Exchange.FILE_NAME, changedFileName);
}
}

View File

@ -0,0 +1,15 @@
package com.baeldung.camel.file;
import org.apache.camel.builder.RouteBuilder;
public class FileRouter extends RouteBuilder {
private static final String SOURCE_FOLDER = "src/test/source-folder";
private static final String DESTINATION_FOLDER = "src/test/destination-folder";
@Override
public void configure() throws Exception {
from("file://" + SOURCE_FOLDER + "?delete=true").process(new FileProcessor()).to("file://" + DESTINATION_FOLDER);
}
}

View File

@ -0,0 +1,14 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd">
<bean id="fileRouter" class="com.baeldung.camel.file.FileRouter" />
<bean id="fileProcessor" class="com.baeldung.camel.file.FileProcessor" />
<camelContext xmlns="http://camel.apache.org/schema/spring">
<routeBuilder ref="fileRouter" />
</camelContext>
</beans>

View File

@ -1,39 +1,39 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd">
<camelContext xmlns="http://camel.apache.org/schema/spring">
<camelContext xmlns="http://camel.apache.org/schema/spring">
<route customId="true" id="route1">
<route customId="true" id="route1">
<!-- Read files from input directory -->
<from uri="file://src/test/data/input"/>
<!-- Read files from input directory -->
<from uri="file://src/test/data/input" />
<!-- Transform content to UpperCase -->
<process ref="myFileProcessor"/>
<!-- Transform content to UpperCase -->
<process ref="myFileProcessor" />
<!-- Write converted file content -->
<to uri="file://src/test/data/outputUpperCase"/>
<!-- Write converted file content -->
<to uri="file://src/test/data/outputUpperCase" />
<!-- Transform content to LowerCase -->
<transform>
<simple>${body.toLowerCase()}</simple>
</transform>
<!-- Transform content to LowerCase -->
<transform>
<simple>${body.toLowerCase()}</simple>
</transform>
<!-- Write converted file content -->
<to uri="file://src/test/data/outputLowerCase"/>
<!-- Write converted file content -->
<to uri="file://src/test/data/outputLowerCase" />
<!-- Display process completion message on console -->
<transform>
<simple>.......... File content conversion completed ..........</simple>
</transform>
<to uri="stream:out"/>
<!-- Display process completion message on console -->
<transform>
<simple>.......... File content conversion completed ..........</simple>
</transform>
<to uri="stream:out" />
</route>
</route>
</camelContext>
</camelContext>
<bean id="myFileProcessor" class="com.baeldung.camel.processor.FileProcessor"/>
<bean id="myFileProcessor" class="com.baeldung.camel.processor.FileProcessor" />
</beans>

View File

@ -0,0 +1,68 @@
package org.apache.camel.file.processor;
import java.io.File;
import org.apache.camel.CamelContext;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.impl.DefaultCamelContext;
import org.junit.Before;
import org.junit.Test;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.baeldung.camel.file.FileProcessor;
public class FileProcessorTest {
private static final long DURATION_MILIS = 10000;
private static final String SOURCE_FOLDER = "src/test/source-folder";
private static final String DESTINATION_FOLDER = "src/test/destination-folder";
@Before
public void setUp() throws Exception {
File sourceFolder = new File(SOURCE_FOLDER);
File destinationFolder = new File(DESTINATION_FOLDER);
cleanFolder(sourceFolder);
cleanFolder(destinationFolder);
sourceFolder.mkdirs();
File file1 = new File(SOURCE_FOLDER + "/File1.txt");
File file2 = new File(SOURCE_FOLDER + "/File2.txt");
file1.createNewFile();
file2.createNewFile();
}
private void cleanFolder(File folder) {
File[] files = folder.listFiles();
if (files != null) {
for (File file : files) {
if (file.isFile()) {
file.delete();
}
}
}
}
@Test
public void moveFolderContentJavaDSLTest() throws Exception {
final CamelContext camelContext = new DefaultCamelContext();
camelContext.addRoutes(new RouteBuilder() {
@Override
public void configure() throws Exception {
from("file://" + SOURCE_FOLDER + "?delete=true").process(new FileProcessor()).to("file://" + DESTINATION_FOLDER);
}
});
camelContext.start();
Thread.sleep(DURATION_MILIS);
camelContext.stop();
}
@Test
public void moveFolderContentSpringDSLTest() throws InterruptedException {
ClassPathXmlApplicationContext applicationContext = new ClassPathXmlApplicationContext("camel-context-test.xml");
Thread.sleep(DURATION_MILIS);
applicationContext.close();
}
}

View File

@ -11,6 +11,7 @@
<module>spring-cloud-eureka</module>
<module>spring-cloud-hystrix</module>
<module>spring-cloud-bootstrap</module>
<module>spring-cloud-ribbon-client</module>
</modules>
<packaging>pom</packaging>

View File

@ -6,49 +6,30 @@
<parent>
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-config</artifactId>
<version>0.0.1-SNAPSHOT</version>
<version>1.0-SNAPSHOT</version>
</parent>
<artifactId>client</artifactId>
<packaging>jar</packaging>
<name>client</name>
<description>Demo project for Spring Cloud Config Client</description>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-config</artifactId>
<version>1.2.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>${org.springframework.boot.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<version>${org.springframework.boot.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>Brixton.BUILD-SNAPSHOT</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
@ -57,23 +38,4 @@
</plugin>
</plugins>
</build>
<repositories>
<repository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
</project>

View File

@ -3,3 +3,4 @@ spring.profiles.active=development
spring.cloud.config.uri=http://localhost:8888
spring.cloud.config.username=root
spring.cloud.config.password=s3cr3t
spring.cloud.config.fail-fast=true

View File

@ -0,0 +1,2 @@
user.role=User
user.password=pass

View File

@ -5,7 +5,7 @@
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-config</artifactId>
<version>0.0.1-SNAPSHOT</version>
<version>1.0-SNAPSHOT</version>
<packaging>pom</packaging>
<modules>
@ -16,9 +16,22 @@
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.3.5.RELEASE</version>
<version>1.4.1.RELEASE</version>
<relativePath/>
</parent>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>Camden.SR1</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
@ -36,7 +49,10 @@
</build>
<properties>
<org.springframework.boot.version>1.3.5.RELEASE</org.springframework.boot.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<org.springframework.boot.version>1.4.1.RELEASE</org.springframework.boot.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
</properties>
</project>

View File

@ -6,77 +6,42 @@
<parent>
<groupId>com.baeldung.spring.cloud</groupId>
<artifactId>spring-cloud-config</artifactId>
<version>0.0.1-SNAPSHOT</version>
<version>1.0-SNAPSHOT</version>
</parent>
<artifactId>server</artifactId>
<name>server</name>
<description>Demo project for Spring Cloud Config Server</description>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-config-server</artifactId>
<version>1.2.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-security</artifactId>
<version>${org.springframework.boot.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>${org.springframework.boot.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<version>${org.springframework.boot.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>Brixton.BUILD-SNAPSHOT</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<version>${org.springframework.boot.version}</version>
</plugin>
</plugins>
</build>
<repositories>
<repository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
</project>

View File

@ -3,11 +3,9 @@ package com.baeldung.spring.cloud.config.server;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.config.server.EnableConfigServer;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
@SpringBootApplication
@EnableConfigServer
@EnableWebSecurity
public class ConfigServer {
public static void main(String[] args) {
SpringApplication.run(ConfigServer.class, args);

View File

@ -1,5 +1,5 @@
server.port=8888
spring.cloud.config.server.git.uri=https://github.com/spring-cloud-samples/config-repo
spring.cloud.config.server.git.uri=
spring.cloud.config.server.git.clone-on-start=true
security.user.name=root
security.user.password=s3cr3t

View File

@ -0,0 +1,79 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>spring-cloud-ribbon</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>spring-cloud-ribbon-client</name>
<description>Introduction to Spring Cloud Rest Client with Netflix Ribbon</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.4.1.RELEASE</version>
<relativePath /> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-ribbon</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>Camden.SR1</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<repositories>
<repository>
<id>spring-snapshots</id>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
</project>

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package com.baeldung.spring.cloud.ribbon.client;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import com.netflix.client.config.IClientConfig;
import com.netflix.loadbalancer.IPing;
import com.netflix.loadbalancer.IRule;
import com.netflix.loadbalancer.PingUrl;
import com.netflix.loadbalancer.WeightedResponseTimeRule;
import com.netflix.loadbalancer.AvailabilityFilteringRule;
public class RibbonConfiguration {
@Autowired
IClientConfig ribbonClientConfig;
@Bean
public IPing ribbonPing(IClientConfig config) {
return new PingUrl();
}
@Bean
public IRule ribbonRule(IClientConfig config) {
return new WeightedResponseTimeRule();
}
}

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package com.baeldung.spring.cloud.ribbon.client;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.cloud.netflix.ribbon.RibbonClient;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;
@SpringBootApplication
@RestController
@RibbonClient(name = "ping-a-server", configuration = RibbonConfiguration.class)
public class ServerLocationApp {
@LoadBalanced
@Bean
RestTemplate getRestTemplate() {
return new RestTemplate();
}
@Autowired
RestTemplate restTemplate;
@RequestMapping("/server-location")
public String serverLocation() {
String servLoc = this.restTemplate.getForObject("http://ping-server/locaus", String.class);
return servLoc;
}
public static void main(String[] args) {
SpringApplication.run(ServerLocationApp.class, args);
}
}

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spring:
application:
name: spring-cloud-ribbon
server:
port: 8888
ping-server:
ribbon:
eureka:
enabled: false
listOfServers: localhost:9092,localhost:9999
ServerListRefreshInterval: 15000

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package com.baeldung.spring.cloud.ribbon.client;
import static org.assertj.core.api.BDDAssertions.then;
import static org.junit.Assert.assertEquals;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.context.embedded.LocalServerPort;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.web.client.TestRestTemplate;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.test.context.junit4.SpringRunner;
@SuppressWarnings("unused")
@RunWith(SpringRunner.class)
@SpringBootTest(classes = ServerLocationApp.class, webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
public class ServerLocationAppTests {
ConfigurableApplicationContext application2;
ConfigurableApplicationContext application3;
@Before
public void startApps() {
this.application2 = startApp(9092);
this.application3 = startApp(9999);
}
@After
public void closeApps() {
this.application2.close();
this.application3.close();
}
@LocalServerPort
private int port;
@Autowired
private TestRestTemplate testRestTemplate;
@Test
public void loadBalancingServersTest() throws InterruptedException {
ResponseEntity<String> response = this.testRestTemplate.getForEntity("http://localhost:" + this.port + "/server-location", String.class);
assertEquals(response.getBody(), "Australia");
}
private ConfigurableApplicationContext startApp(int port) {
return SpringApplication.run(TestConfig.class, "--server.port=" + port, "--spring.jmx.enabled=false");
}
}

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package com.baeldung.spring.cloud.ribbon.client;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@Configuration
@EnableAutoConfiguration
@RestController
public class TestConfig {
@RequestMapping(value = "/locaus")
public String locationAUSDetails() {
return "Australia";
}
}

69
spring-data-solr/pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>spring-data-solr</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>spring-data-solr</name>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<spring.version>4.2.5.RELEASE</spring.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<spring-data-solr>2.0.4.RELEASE</spring-data-solr>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-solr</artifactId>
<version>${spring-data-solr}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.16</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>${spring.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
<configuration>
<includes>
<include>**/*IntegrationTest.java</include>
</includes>
</configuration>
</plugin>
</plugins>
</build>
</project>

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package com.baeldung.spring.data.solr.config;
import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.impl.HttpSolrClient;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.solr.core.SolrTemplate;
import org.springframework.data.solr.repository.config.EnableSolrRepositories;
@Configuration
@EnableSolrRepositories(basePackages = "com.baeldung.spring.data.solr.repository", namedQueriesLocation = "classpath:solr-named-queries.properties", multicoreSupport = true)
@ComponentScan
public class SolrConfig {
@Bean
public SolrClient solrClient() {
return new HttpSolrClient("http://localhost:8983/solr");
}
@Bean
public SolrTemplate solrTemplate(SolrClient client) throws Exception {
return new SolrTemplate(client);
}
}

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package com.baeldung.spring.data.solr.model;
import org.springframework.data.annotation.Id;
import org.springframework.data.solr.core.mapping.Indexed;
import org.springframework.data.solr.core.mapping.SolrDocument;
@SolrDocument(solrCoreName = "product")
public class Product {
@Id
@Indexed(name = "id", type = "string")
private String id;
@Indexed(name = "name", type = "string")
private String name;
@Indexed(name = "category", type = "string")
private String category;
@Indexed(name = "description", type = "string")
private String description;
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getCategory() {
return category;
}
public void setCategory(String category) {
this.category = category;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
}

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package com.baeldung.spring.data.solr.repository;
import java.util.List;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.solr.repository.Query;
import org.springframework.data.solr.repository.SolrCrudRepository;
import com.baeldung.spring.data.solr.model.Product;
public interface ProductRepository extends SolrCrudRepository<Product, String> {
public List<Product> findByName(String name);
@Query("name:*?0* OR category:*?0* OR description:*?0*")
public Page<Product> findByCustomQuery(String searchTerm, Pageable pageable);
@Query(name = "Product.findByNamedQuery")
public Page<Product> findByNamedQuery(String searchTerm, Pageable pageable);
}

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Product.findByNamedQuery=name:*?0* OR category:*?0* OR description:*?0*

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package com.baeldung.spring.data.solr.repo;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import com.baeldung.spring.data.solr.config.SolrConfig;
import com.baeldung.spring.data.solr.model.Product;
import com.baeldung.spring.data.solr.repository.ProductRepository;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(classes = SolrConfig.class)
public class ProductRepositoryIntegrationTest {
@Autowired
private ProductRepository productRepository;
@Before
public void clearSolrData() {
productRepository.deleteAll();
}
@Test
public void whenSavingProduct_thenAvailableOnRetrieval() throws Exception {
final Product product = new Product();
product.setId("P000089998");
product.setName("Desk");
product.setCategory("Furniture");
product.setDescription("New Desk");
productRepository.save(product);
final Product retrievedProduct = productRepository.findOne(product.getId());
assertEquals(product.getId(), retrievedProduct.getId());
}
@Test
public void whenUpdatingProduct_thenChangeAvailableOnRetrieval() throws Exception {
final Product product = new Product();
product.setId("P0001");
product.setName("T-Shirt");
product.setCategory("Kitchen");
product.setDescription("New T-Shirt");
productRepository.save(product);
product.setCategory("Clothes");
productRepository.save(product);
final Product retrievedProduct = productRepository.findOne(product.getId());
assertEquals(product.getCategory(), retrievedProduct.getCategory());
}
@Test
public void whenDeletingProduct_thenNotAvailableOnRetrieval() throws Exception {
final Product product = new Product();
product.setId("P0001");
product.setName("Desk");
product.setCategory("Furniture");
product.setDescription("New Desk");
productRepository.save(product);
productRepository.delete(product);
Product retrievedProduct = productRepository.findOne(product.getId());
assertNull(retrievedProduct);
}
@Test
public void whenFindByName_thenAvailableOnRetrieval() throws Exception {
Product phone = new Product();
phone.setId("P0001");
phone.setName("Phone");
phone.setCategory("Electronics");
phone.setDescription("New Phone");
productRepository.save(phone);
List<Product> retrievedProducts = productRepository.findByName("Phone");
assertEquals(phone.getId(), retrievedProducts.get(0).getId());
}
@Test
public void whenSearchingProductsByQuery_thenAllMatchingProductsShouldAvialble() throws Exception {
final Product phone = new Product();
phone.setId("P0001");
phone.setName("Smart Phone");
phone.setCategory("Electronics");
phone.setDescription("New Item");
productRepository.save(phone);
final Product phoneCover = new Product();
phoneCover.setId("P0002");
phoneCover.setName("Cover");
phoneCover.setCategory("Phone");
phoneCover.setDescription("New Product");
productRepository.save(phoneCover);
final Product wirelessCharger = new Product();
wirelessCharger.setId("P0003");
wirelessCharger.setName("Charging Cable");
wirelessCharger.setCategory("Cable");
wirelessCharger.setDescription("Wireless Charger for Phone");
productRepository.save(wirelessCharger);
Page<Product> result = productRepository.findByCustomQuery("Phone", new PageRequest(0, 10));
assertEquals(3, result.getNumberOfElements());
}
@Test
public void whenSearchingProductsByNamedQuery_thenAllMatchingProductsShouldAvialble() throws Exception {
final Product phone = new Product();
phone.setId("P0001");
phone.setName("Smart Phone");
phone.setCategory("Electronics");
phone.setDescription("New Item");
productRepository.save(phone);
final Product phoneCover = new Product();
phoneCover.setId("P0002");
phoneCover.setName("Cover");
phoneCover.setCategory("Phone");
phoneCover.setDescription("New Product");
productRepository.save(phoneCover);
final Product wirelessCharger = new Product();
wirelessCharger.setId("P0003");
wirelessCharger.setName("Charging Cable");
wirelessCharger.setCategory("Cable");
wirelessCharger.setDescription("Wireless Charger for Phone");
productRepository.save(wirelessCharger);
Page<Product> result = productRepository.findByNamedQuery("one", new PageRequest(0, 10));
assertEquals(3, result.getNumberOfElements());
}
}

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>spring-dispatcher-servlet</artifactId>
<packaging>war</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>..</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>4.3.3.RELEASE</version>
</dependency>
<dependency>
<groupId>org.thymeleaf</groupId>
<artifactId>thymeleaf-spring4</artifactId>
<version>3.0.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.21</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-core</artifactId>
<version>2.7</version>
</dependency>
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j-slf4j-impl</artifactId>
<version>2.7</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.5.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
<version>3.0.0</version>
<configuration>
<failOnMissingWebXml>false</failOnMissingWebXml>
</configuration>
</plugin>
<plugin>
<groupId>org.eclipse.jetty</groupId>
<artifactId>jetty-maven-plugin</artifactId>
<version>9.3.12.v20160915</version>
<configuration>
<webApp>
<contextPath>/</contextPath>
</webApp>
</configuration>
</plugin>
</plugins>
</build>
</project>

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package com.baeldung.spring.dispatcher.servlet;
import com.baeldung.spring.dispatcher.servlet.models.Task;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import java.util.*;
@Configuration
public class RootConfiguration {
@Bean
public Map<String, List<Task>> taskList() {
Map<String, List<Task>> taskMap = new HashMap<>();
List<Task> taskList = new ArrayList<>();
taskList.add(new Task("Clean the dishes!", new Date()));
taskMap.put("Cid", taskList);
return taskMap;
}
}

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package com.baeldung.spring.dispatcher.servlet;
import org.springframework.web.context.ContextLoaderListener;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.servlet.DispatcherServlet;
import javax.servlet.MultipartConfigElement;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
public class WebApplicationInitializer implements org.springframework.web.WebApplicationInitializer {
@Override
public void onStartup(ServletContext servletContext) throws ServletException {
AnnotationConfigWebApplicationContext rootContext =
new AnnotationConfigWebApplicationContext();
rootContext.register(RootConfiguration.class);
servletContext.addListener(new ContextLoaderListener(rootContext));
AnnotationConfigWebApplicationContext webContext =
new AnnotationConfigWebApplicationContext();
webContext.register(WebConfiguration.class);
DispatcherServlet dispatcherServlet = new DispatcherServlet(webContext);
ServletRegistration.Dynamic servlet = servletContext.addServlet("dispatcher",
dispatcherServlet);
servlet.addMapping("/*");
MultipartConfigElement multipartConfigElement =
new MultipartConfigElement("/tmp");
servlet.setMultipartConfig(multipartConfigElement);
}
}

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package com.baeldung.spring.dispatcher.servlet;
import org.springframework.context.MessageSource;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.support.ResourceBundleMessageSource;
import org.springframework.ui.context.support.ResourceBundleThemeSource;
import org.springframework.web.multipart.MultipartResolver;
import org.springframework.web.multipart.support.StandardServletMultipartResolver;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.LocaleResolver;
import org.springframework.web.servlet.ThemeResolver;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
import org.springframework.web.servlet.i18n.CookieLocaleResolver;
import org.springframework.web.servlet.i18n.LocaleChangeInterceptor;
import org.springframework.web.servlet.mvc.method.annotation.ExceptionHandlerExceptionResolver;
import org.springframework.web.servlet.theme.CookieThemeResolver;
import org.springframework.web.servlet.theme.ThemeChangeInterceptor;
import org.thymeleaf.spring4.SpringTemplateEngine;
import org.thymeleaf.spring4.view.ThymeleafViewResolver;
import org.thymeleaf.templatemode.TemplateMode;
import org.thymeleaf.templateresolver.ServletContextTemplateResolver;
import javax.servlet.ServletContext;
import java.util.Locale;
@Configuration
@ComponentScan("com.baeldung.spring.dispatcher.servlet.web")
@EnableWebMvc
public class WebConfiguration extends WebMvcConfigurerAdapter {
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry) {
registry
.addResourceHandler("/public/**")
.addResourceLocations("/public/");
}
@Override
public void addInterceptors(InterceptorRegistry registry) {
registry.addInterceptor(localeChangeInterceptor());
registry.addInterceptor(themeChangeInterceptor());
}
@Bean
public ServletContextTemplateResolver templateResolver(ServletContext servletContext) {
ServletContextTemplateResolver templateResolver = new ServletContextTemplateResolver(servletContext);
templateResolver.setPrefix("/WEB-INF/views/");
templateResolver.setSuffix(".html");
templateResolver.setTemplateMode(TemplateMode.HTML);
return templateResolver;
}
@Bean
public SpringTemplateEngine templateEngine(ServletContextTemplateResolver templateResolver) {
SpringTemplateEngine templateEngine = new SpringTemplateEngine();
templateEngine.setTemplateResolver(templateResolver);
return templateEngine;
}
@Bean
public ThymeleafViewResolver viewResolver(SpringTemplateEngine templateEngine) {
ThymeleafViewResolver viewResolver = new ThymeleafViewResolver();
viewResolver.setTemplateEngine(templateEngine);
return viewResolver;
}
@Bean
public MessageSource messageSource() {
ResourceBundleMessageSource messageSource = new ResourceBundleMessageSource();
messageSource.setBasename("messages");
messageSource.setFallbackToSystemLocale(false);
return messageSource;
}
@Bean
public LocaleResolver localeResolver() {
CookieLocaleResolver localeResolver = new CookieLocaleResolver();
localeResolver.setDefaultLocale(Locale.ENGLISH);
localeResolver.setCookieName("locale");
localeResolver.setCookieMaxAge(-1);
return localeResolver;
}
@Bean
public LocaleChangeInterceptor localeChangeInterceptor() {
LocaleChangeInterceptor localeChangeInterceptor = new LocaleChangeInterceptor();
localeChangeInterceptor.setParamName("lang");
localeChangeInterceptor.setIgnoreInvalidLocale(true);
return localeChangeInterceptor;
}
@Bean
public ResourceBundleThemeSource themeSource() {
ResourceBundleThemeSource themeSource = new ResourceBundleThemeSource();
themeSource.setBasenamePrefix("theme-");
themeSource.setFallbackToSystemLocale(false);
return themeSource;
}
@Bean
public ThemeResolver themeResolver() {
CookieThemeResolver themeResolver = new CookieThemeResolver();
themeResolver.setDefaultThemeName("robotask");
themeResolver.setCookieName("theme");
themeResolver.setCookieMaxAge(-1);
return themeResolver;
}
@Bean
public ThemeChangeInterceptor themeChangeInterceptor() {
ThemeChangeInterceptor themeChangeInterceptor = new ThemeChangeInterceptor();
themeChangeInterceptor.setParamName("theme");
return themeChangeInterceptor;
}
@Bean
public MultipartResolver multipartResolver() {
return new StandardServletMultipartResolver();
}
@Bean
public HandlerExceptionResolver handlerExceptionResolver() {
return new ExceptionHandlerExceptionResolver();
}
}

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package com.baeldung.spring.dispatcher.servlet.models;
import java.util.UUID;
public class Attachment {
private String id;
private String name;
private String description;
public Attachment() {
this.id = UUID.randomUUID().toString();
}
public Attachment(String name, String description) {
this();
this.name = name;
this.description = description;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Attachment that = (Attachment) o;
return id.equals(that.id);
}
@Override
public int hashCode() {
return id.hashCode();
}
}

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package com.baeldung.spring.dispatcher.servlet.models;
import org.springframework.format.annotation.DateTimeFormat;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;
public class Task {
private String description;
@DateTimeFormat(pattern = "yyyy-MM-dd'T'hh:mm")
private Date due;
private Set<Attachment> attachments = new HashSet<>();
public Task() {
}
public Task(Date due) {
this.due = due;
}
public Task(String description, Date due) {
this.description = description;
this.due = due;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public Date getDue() {
return due;
}
public void setDue(Date due) {
this.due = due;
}
public Set<Attachment> getAttachments() {
return attachments;
}
public void setAttachments(Set<Attachment> attachments) {
this.attachments = attachments;
}
}

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package com.baeldung.spring.dispatcher.servlet.web;
import org.springframework.core.io.FileSystemResource;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
@RequestMapping("/attachments")
public interface AttachmentController {
@GetMapping("/{attachmentId}")
ResponseEntity<FileSystemResource> getAttachment(
@PathVariable("attachmentId") String attachmentId,
@RequestParam(name = "download", required = false, defaultValue = "false") boolean forcedDownload
);
}

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package com.baeldung.spring.dispatcher.servlet.web;
import com.baeldung.spring.dispatcher.servlet.models.Task;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.FileSystemResource;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestParam;
import java.net.URLConnection;
import java.util.Collection;
import java.util.List;
import java.util.Map;
@Controller
public class AttachmentControllerImpl implements AttachmentController {
@Autowired
private Map<String, List<Task>> taskMap;
@Override
public ResponseEntity<FileSystemResource> getAttachment(
@PathVariable("attachmentId") String attachmentId,
@RequestParam(name = "download", required = false, defaultValue = "false") boolean forcedDownload
) {
FileSystemResource resource = new FileSystemResource("/tmp/" + attachmentId);
HttpHeaders headers = new HttpHeaders();
taskMap.values().stream()
.flatMap(Collection::stream)
.flatMap(t -> t.getAttachments().stream())
.filter(a -> a.getId().equals(attachmentId))
.findFirst()
.ifPresent(a -> {
headers.add("Content-Disposition",
"attachment; filename=" + a.getName());
headers.add("Content-Type", forcedDownload ?
MediaType.APPLICATION_OCTET_STREAM_VALUE :
URLConnection.guessContentTypeFromName(a.getName()));
});
return new ResponseEntity<>(resource, headers, HttpStatus.OK);
}
}

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package com.baeldung.spring.dispatcher.servlet.web;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.servlet.ModelAndView;
import javax.servlet.http.HttpServletRequest;
@ControllerAdvice
public class GlobalDefaultExceptionHandler {
@ExceptionHandler(Exception.class)
public ModelAndView defaultErrorHandler(HttpServletRequest request, Exception e) throws Exception {
ModelAndView modelAndView = new ModelAndView();
modelAndView.addObject("exception", e);
modelAndView.addObject("url", request.getRequestURL());
modelAndView.setViewName("error");
return modelAndView;
}
}

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package com.baeldung.spring.dispatcher.servlet.web;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
@RequestMapping("/")
public interface HomeController {
@GetMapping("/*")
String home(
Model model
);
}

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package com.baeldung.spring.dispatcher.servlet.web;
import com.baeldung.spring.dispatcher.servlet.models.Task;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
@Controller
public class HomeControllerImpl implements HomeController {
@Autowired
private Map<String, List<Task>> taskMap;
@Override
public String home(Model model) {
List<String> users = taskMap.keySet().stream()
.sorted()
.collect(Collectors.toList());
model.addAttribute("users", users);
return "home";
}
}

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package com.baeldung.spring.dispatcher.servlet.web;
import com.baeldung.spring.dispatcher.servlet.models.Task;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
@RequestMapping("/tasks")
public interface TaskController {
@GetMapping("/{username}/list")
String listTasks(
@PathVariable("username") String username,
Model model
);
@GetMapping("/{username}/add")
String addTask(
@PathVariable("username") String username,
Model model
);
@PostMapping("/{username}/add")
String addTask(
@PathVariable("username") String username,
@ModelAttribute Task task
);
@GetMapping("/{username}/get/{id}")
String getTask(
@PathVariable("username") String username,
@PathVariable("id") int id,
Model model
);
@GetMapping("/{username}/get/{id}/attach")
String attachToTask(
@PathVariable("username") String username,
@PathVariable("id") int id,
Model model
);
@PostMapping("/{username}/get/{id}/attach")
String attachToTask(
@PathVariable("username") String username,
@PathVariable("id") int id,
@RequestParam("attachment") MultipartFile attachment,
@RequestParam("description") String description
);
}

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package com.baeldung.spring.dispatcher.servlet.web;
import com.baeldung.spring.dispatcher.servlet.models.Attachment;
import com.baeldung.spring.dispatcher.servlet.models.Task;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.MultipartFile;
import java.io.*;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.*;
import java.util.stream.Collectors;
@Controller
public class TaskControllerImpl implements TaskController {
@Autowired
private Map<String, List<Task>> taskMap;
@Override
public String listTasks(
@PathVariable("username") String username,
Model model
) {
List<Task> tasks = taskMap.get(username).stream()
.sorted(Comparator.comparing(Task::getDue))
.collect(Collectors.toList());
model.addAttribute("username", username);
model.addAttribute("tasks", tasks);
return "task-list";
}
@Override
public String addTask(
@PathVariable("username") String username,
Model model
) {
model.addAttribute("username", username);
model.addAttribute("task", new Task(new Date()));
return "task-add";
}
@Override
public String addTask(
@PathVariable("username") String username,
@ModelAttribute Task task
) {
List<Task> taskList = taskMap.get(username);
if (taskList == null) {
taskList = new ArrayList<>();
}
taskList.add(task);
taskMap.put(username, taskList);
return "redirect:list";
}
@Override
public String getTask(
@PathVariable("username") String username,
@PathVariable("id") int id,
Model model
) {
Task task = taskMap.get(username).get(id);
model.addAttribute("username", username);
model.addAttribute("id", id);
model.addAttribute("task", task);
return "task-get";
}
@Override
public String attachToTask(
@PathVariable("username") String username,
@PathVariable("id") int id,
Model model
) {
model.addAttribute("username", username);
model.addAttribute("id", id);
return "task-attach";
}
@Override
public String attachToTask(
@PathVariable("username") String username,
@PathVariable("id") int id,
@RequestParam("attachment") MultipartFile multipartFile,
@RequestParam("description") String description
) {
Task task = taskMap.get(username).get(id);
Attachment attachment = new Attachment(multipartFile.getOriginalFilename(),
description);
task.getAttachments().add(attachment);
try (InputStream inputStream =
new BufferedInputStream(multipartFile.getInputStream());
OutputStream outputStream =
new BufferedOutputStream(Files.newOutputStream(
Paths.get("/tmp", attachment.getId())))) {
byte[] buf = new byte[1024 * 16];
int len;
while ((len = inputStream.read(buf)) != -1) {
outputStream.write(buf, 0, len);
}
} catch (IOException e) {
throw new RuntimeException("Failed to upload file!", e);
}
return "redirect:./";
}
}

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<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="WARN">
<Appenders>
<Console name="Console" target="SYSTEM_OUT">
<PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %-5level %logger{36}:%n[+] %msg%n"/>
</Console>
</Appenders>
<Loggers>
<Root level="info">
<AppenderRef ref="Console"/>
</Root>
</Loggers>
</Configuration>

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